In  the year 2001, we noted several trends in the field, some new, and  others continuing from recent years. The international surge toward  online education or �e-learning� continues to gain momentum.  Instructional technology projects and initiatives continue to emphasize  the themes of collaboration and integration. The interdisciplinary  nature of this field seems to be broadening, and the borders between  instructional technology, information science, and educational media,  and information technology are becoming increasingly blurred. Among K-12  and higher education leaders, tension between the standards reform  movement and the constructivist philosophy remains, and the debate over  this issue has many implications for our field. In broader contexts,  experiential education seems to be gaining importance, and designers are  applying emerging technologies to create learning environments that  stimulate authentic situations. Finally, over the last few years we have  witnessed a changing of the guard as many prominent leaders in the  field of instructional technology have retired�. (Fitzgerald, Orey, & Branch, 
2002) 
This  paper will attempt to navigate this shifting terrain meaningfully.  In  doing so it will explore and create maps of that terrain and the  struggles inherent in the field will no doubt be expressed: educational  technology has roots in education, the arts, the sciences, the  workplace, the military and industry.  The needs of these spheres of  practice are, and perhaps always will be, in conflict, but hopefully a  productive one.  It assumes that learning is not a distinctly human  capacity but that humans have evolved a reflective consciousness that  allows us to examine the past, present, and future and to share  experience.  We give order to our world and recognize in doing so that  we leave traces of our activity that can stimulate, guide, or constrain  learning for ourselves and for future generations.  We also still  maintain the capacity to forgo using this reflective consciousness in  favor of instinctive action.  Life can be seen as a dance between these  two capacities.  This paper will try and perform this dance in terms  that are meaningful for the field of Educational Technology.  
The  story of learning and technology is a young one but by no means a  simple one.  In regards to research on distance education, for example,  it is �chaotic and confused.� (Micas & Gunawardena, 1996, section 3.  2).  On one hand this sort of comment � and these riddle the literature  � may be taken as a sign that we should focus our efforts on technical  systems and research more.  On the other hand � and this is something we  don�t hear much � perhaps democracy is a messy affair.  The tension  implied here forms what we find in the educational technology, including  that literature found in instructional design, media studies, distance  education and the like.  In 1996, AECT published a handbook that sought  to give shape and direction to the field.  This paper begins there.
Vaney and Butler  (1996) develop a history of the field through a discourse analysis of  textbooks and records of research dating from the 1910�s to the mid  90�s.  Briefly, they found �no other educational field, or many early  academic fields, so tied to machines and technology and, therefore,  market economics.�(De Vaney & Butler, 1996,  section 5. 4)  Further, they trace very strong ties between the field  and the military through Instructional Technology research and  practice.  Educational Technology is partly a product of the  military/industrial complex Eisenhower warned us about at the end of  World War II (Noble 1989, 1991).  Further, the story isn't cut and  dried. The story is one of people working as teachers, administrators,  and researchers in schools, the military, and in business, often moving  among these fluidly and taking their experience from one sphere to  another.  Theirs is also the story of people struggling to validate and  further their work, reaching out of education, reaching back into a  transformed education and starting something new.  At some point all  this activity started to come together into a field as novel  developments occurred from that field.  
The  story of Learning Technology often begins in the American 1920s between  the two great wars, though later chapters were to be written from  activity that was fomenting elsewhere then.  During these periods,  certain metaphors became an important means by which to explain both the  field and its objects.  American society began to express two seemingly  irreconcilable aims through the Audio/Visual field, which would  coalesce into the Association for Educational and Communications  Technology. These two competing aims are described in various ways but  can be summed up as social efficiency, on the one hand, and humanism on  the other.  
Between the two wars
This  period overlaps World War I and marks both the burgeoning of the  Industrial era and also the beginning of a conflict of aims in America's  �laboratories� --  that would affect children in schools, adults in  workplaces, and society more generally.   Women gained the right to vote  then, largely under the aegis of humanism.  �The National Academy of  Visual Instruction (NAVI) merged with the Department of Visual  Instruction (DVI) under the auspices of the national Education  Association (NEA).� (De Vaney & Butler, 1996, section 4)  Contemporary modes of research were in their infancy.
Even  though the modern field of educational technology emerged from training  research of World War II, the objects of study, basic concepts, and  intended audience had been circumscribed in the period between 1918 and  1941. 
Audiovisual  texts produced between the two wars were of several types.  Late 20s  and early-30s faculty research reports, published by university presses,  were representative of prevailing scholarship of the decade.  While  seldom addressing the learning theory that informed their method and  design, these texts reflected a heightened interest in connectionism and  a growing reliance on statistical measurement, which was prevalent in  the new departments of educational psychology�.
The  applied audiovisual texts of the late 20s and early 30s reflect little  research or learning theory.  Rather, they are concerned with the  operation of machines in public school classrooms, buildings, and  districts.  This direction was, of course, necessary, since most  practitioners and potential practitioners were ignorant of the operation  of these machines.  
A  different type of text, however, emerges in the late 30s and continues  through the 40s.  It is a text that attempts to ground audiovisual  instruction in a learning theory and describe the manner in which theory  suggests certain pedagogical practices.  (De Vaney & Butler, 1996,  section 3.1) 
These  types of texts were often �how-to� textbooks and technical reports  concerning people building audio/visual systems, and though largely  atheoretical, some researches were by those researchers taking the  various tacks associated with social efficiency and humanism using  theories derived from both pragmatic and analytic philosophy.  
A  great deal of the intellectual groundwork for Educational Technology  was developed during this period and so this section will cover some  introduction to it, though we will have to wait for later sections to  explore them in detail.  During the early 20th century, however,  American theorists then articulated two main lines of thought and  experimentation: humanism and behaviorism.  It is untrue to say that  either of these broke from (European) positivism completely (nor that  they are even mutually exclusive) but it is more accurate to say that  they took on a peculiar flavor in the United States as both pragmatic  and analytic philosophies worked out their programs through them in  various ways.  In short, social science and psychology took an empirical  turn and empirical theories � largely but not purely pragmatic � won  the bid for �best theories� in Educational Technology.  There were  portents of constructivism in the air.  European theorists were  developing related programs of their own and yet we find evidence of  their use in Educational Technology only later. 
American  authors of these theories were John Dewey, Charles Peirce, William  James, Edward Thorndike and John Watson.  Among Europeans were Max  Wertheimer, Wolfgang Kohler, Jean Piaget,  Bertrand Russell, Lev  Vygotsky, Ferdinand Saussure, etc., but we can�t cover all of this  here.  We can�t even give these people crisply precise positions in what  have become the traditional categories of �behaviorism, cognitivism,  and social/constructivism.� We can say that different conceptions of  mind and of knowledge were being extended then which informed metaphors  we use today to describe different positions within the field.  Let�s  explore some of these authors and hopefully begin to get a feel for  these metaphors and the forces we assume act on them.
It is obvious that John Dewey, philosopher and founder of the Experimental Laboratory School, put the �education� in educational technology.  In 1910, he published How We Think,  one of the most significant contributions to epistemology and  psychology made then.  He later links his educational program  specifically to the aims of society in Democracy and Society:
It  is the very nature of life to strive to continue in being. Since this  continuance can be secured only by constant renewals, life is a  self-renewing process. What nutrition and reproduction are to  physiological life, education is to social life. This education consists  primarily in transmission through communication. Communication is a  process of sharing experience till it becomes a common possession� As  formal teaching and training grow in extent, there is the danger of  creating an undesirable split between the experience gained in more  direct associations and what is acquired in school. This danger was  never greater than at the present time, on account of the rapid growth  in the last few centuries of knowledge and technical modes of skill.  (Dewey, 1916, n.p.)
Here  we can begin to see the sheer magnitude of his contribution, though we  risk the danger of misinterpretation in doing so.  For Dewey, humans are  technological beings; people are, at their very core, scientific and in  fact yearn to be more so. This assumption of human nature finds its  expression partly in Dale's work in the 30's and in constructivism  later, but is only one voice among several at this time.  Other theories  and concepts were advancing as well, in Gestalt, cognitive and social  learning, and in behaviorism.
In 1912 Max Wertheimer, the founder of the Gestalt movement, published a paper on the visual perception of movement.  
Gestalt  theory has to do with concrete research; it is not only an outcome but a  device: not only a theory about results but a means toward further  discoveries. This is not merely the proposal of one or more problems but  an attempt to see what is really taking place in science. This problem  cannot be solved by listing possibilities for systematization,  classification, and arrangement. If it is to be attacked at all, we must  be guided by the spirit of the new method and by the concrete nature of  the things themselves which we are studying, and set ourselves to  penetrate to that which is really given by nature. (Wertheimer, 1924,  n.p.)
Gestalt theory informs later work in both constructivism and cognitive science and, as we will see, the work of Gagne:
The  principles of Gestalt are closely related to those of cognitive  constructivist. J. S. Bruner, a proponent of the Constructivist  Instructional Design Paradigm considers thinking the most important  outcome of cognitive development. "The mind creates from experience  generic coding systems that permit one to go beyond the data to new and  possibly fruitful predictions" (Driscoll, 1994, p. 208). "The  Constructivist paradigm states that learning occurs because personal  knowledge is constructed by an active and self-regulated learner who  resolves conflicts between ideas and reflects on theoretical  explanation. The Constructivist value errors, see the teacher as an  intervener and provide learning environments that allow for play and  discovery and are responsive to learner explorations by providing  immediate feedback" (Seels, 1989, p.13). This theory is closely related  to the concepts of insight and the affect of prior experience on the  building of trace systems used in Gestalt theory.
I should note here that �traces� are as much a matter of Thorndike�s concern as the Gestaltist�s, but let�s continue�
1914: Wolfgang Kohler, a Gestalt psychologist, performs landmark investigations with chimpanzees: 
Two  sets of interests lead us to test the intelligence of the higher apes.  We are aware that it is a question of beings which in many ways are  nearer to man than to the other ape species; in particular it has been  shown that the chemistry of their bodies, in so far as it may be  perceived in the quality of the blood, and the structure of their most  highly-developed organ, the brain, are more closely related to the  chemistry of the human body and human brain-structure than to the  chemical nature of the lower apes and their brain development. These  being shown so many human traits in their "everyday" behavior that the  question naturally arises whether they do not behave with intelligence  and insight under conditions which require such behaviour. (Kohler,  1925, as cited in Cooks, R., n.d., n.p.)
Here,  a Gestalt scientist considers behavior, but with the intent to connect  the intellect with action.  These lines of inquiry here that will serve  to connect Gestalt psychology with both cognitivists and constructivists  through information theory, but these lines are emerging with a dynamic  that though part pragmatic, part analytical, does not consider the  intellect in nearly the same terms.
In 1913, John B. Watson took the lead for the analytic tradition as an early pioneer of the behaviorist revolution and says
�Psychology  as the behaviorist views it,[�] is a purely objective experimental  branch of natural science. Its theoretical goal is the prediction and  control of behavior. Introspection forms no essential part of its  methods, nor is the scientific value of its data dependent on the  readiness with which they lend themselves to interpretation in terms of  consciousness.� (WGBH 1998, n.p.)
While  throughout the 1910 and 20�s, Edward L. Thorndike leads the  establishment of the field of Educational Psychology (Gale, 2001) and  develops the theory of connectionism:
He  believed that through experience neural bonds or connections were  formed between perceived stimuli and emitted responses; therefore,  intellect facilitated the formation of the neural bonds. People of  higher intellect could form more bonds and form them more easily than  people of lower ability. The ability to form bonds was rooted in genetic  potential through the genes' influence on the structure of the brain,  but the content of intellect was a function of experience. Thorndike  rejected the idea that a measure of intelligence independent of cultural  background was possible. He carries out the first major scientific  study of the adult learner and the learning process used by adults.  (Plucker, n.d., n.p.)
The  behaviorist manifesto � though radically different in expression � may  be seen connected at their assumption of human nature.  Both Watson and  Thorndike would set the tone for instructional technology, strongly at  certain points, with an aura of science about them, but one, especially  in the latter case, conditioned by beliefs in forms of determinism.   Whether and why this paradigm came to fruition within the field when it  did is accessible, as far as I can tell, largely through understanding  that educational technology composes both markets and niches  military/industrial systems that, frankly, weren�t interested in whether  �users� or �subjects� could reason well.  Certain other authors were,  though, and Jean Piaget among them.
During  the 1920�s Jean Piaget conducted early psychological studies with his  children, forming his theories of  development AND cognitive,  experience-based learning:
His  researches in developmental psychology and genetic epistemology had one  unique goal: how does knowledge grow? His answer is that the growth of  knowledge is a progressive construction of logically embedded structures  superseding one another by a process of inclusion of lower less  powerful logical means into higher and more powerful ones up to  adulthood. Therefore, children's logic and modes of thinking are  initially entirely different from those of adults. (Smith, L., 2000,  n.p.)
In  1934 Lev Vygotsky dies from tuberculosis.  His works were suppressed by  the Soviet regime until 1956.  As we will see later, Vygotsky's ideas  were rediscovered in Europe and have been adopted in the United States. 
Every  function in the child's cultural development appears twice: first, on  the social level, and later, on the individual level; first, between  people (interpsychological) and then inside the child  (intrapsychological). This applies equally to voluntary attention, to  logical memory, and to the formation of concepts. All the higher  functions originate as actual relationships between individuals.  (Vygotsky, 1978, p. 57)
Though  we�ve taken a �snapshot� of theories here out of the context of their  development, they are a portent of things to come.  In these  descriptions we can see the seeds of learning theories that were to  inform the field of educational technology:  in Dewey, Piaget, and  Vygotsky, humanism, cognitive, and developmental theories; in Thorndike  and Watson, behaviorism; and in Wertheimer and Kohler, Gestalt theories  that would merge with information theory into cognitivism.  Saying this,  of course is to miss historical connections.  We have no choice but to  do so.  We continue.
Most  any current educational method is going to retain aspects of their  roots in these and we will see how so later.  But first, we focus on  what are seen to be the catalysts by which these theories took root in educational technology.  By catalysts I mean movements, which largely speak to the role of ideology:
By  ideology here is meant not an explicit, comprehensive, and enforced  code of beliefs and practices to which all members of a group are held  but rather a set of implicit, often vague, but widely shared set of  expectations and assumptions about the social order. (Kerr, S. T., 1996, section 1.1.3)
Theories  derive from movements and movements provide the impetuous for their  diffusion into and transformation of society, where of course, they are  also transformed.  To get an idea of how movements gave form to  the field, and thus affecting with theories, we�ll set up the basic  tension between social efficiency and humanism as we explore the  historical development of the field itself.
To  begin, social efficiency may be read as a general movement towards  efficiency as a bottom line.  Many people believe that its earliest  progenitors were Edward Ross and Frederick Winslow Taylor whose work  �spawned interest in the comparable studies of behavioral psychology and  mental measurement� (De Vaney & Butler, 1996,  section 4.1).  It is no doubt an attractive notion in that it promises a  comforting, almost utopian notion of societal control.  Ironically,  though the concept of �ideology� seems hopelessly abstract, it might  help us examine the fuzziness that seems to lie between theory and  practice very concretely:
The greatest abuse of Scientific Management has come from applying the 
techniques  without the philosophy  behind them�. Taylor acknowledged the potential  for abuse in his methods. "The knowledge obtained from accurate time  study, for example, is a powerful implement, and can be used, in one  case to promote harmony between workmen  and the management, by  gradually educating, training, and leading the workmen into new and  better methods of doing the work, or in the other case, it may be used  more or less as a club to drive the workmen into doing a larger day's  work for approximately the same pay that they received  in the past.  [17] from 
http://www.quality.org/TQM-MSI/taylor.html 
One  way to explain this discrepancy � between philosophy (or theory) and  practice � is by suggesting that we only really recognize the  discrepancy in retrospect.  Given the paltry working conditions Taylor  addressed, we can be reasonably sure that he developed theory and  instrumentation to try and improve them.  We can�t be sure, though, that  Scientific Management caused improvements in U.S. factory  working conditions; we can say with equal ambiguity that Scientific  Management � regardless of the philosophy behind it �was nothing more  than an expression of those same conditions � albeit a refinement, but an expression nonetheless.  
This  sort of retrospective ambiguity can lead to hand-wringing at the very  level of epistemology, but the kinds of arguments that the humanists  levy against social efficiency are not without striking evidence.  One  warrant they claim underlies their arguments is that language represents  social order.  To be sure, this is NOT the same thing as saying that  there is a direct correspondence from word to thing: it is to say that  words are powerful organizers of the human experience (again,  simplistic, but adequate hopefully).
As  mentioned before, the movement basically runs according to the same  logic that ran the military and factory systems of that era.  It was  successful in these spheres, however, as difficulties arose because it  moved into what Habermas calls the public sphere and what Dewey called  the public:
Early  in the century, we hear John Franklin Bobbitt talking about the  �scientific management� of education, the �elimination of inefficiency,�  the �platoon system,� school superintendents as �educational  engineers,� and the school as �plant�(Kliebard, 1987, pp. 97-99, as  cited in De Vaney & Butler, 1996,  section 4.1). While it was Taylor (1911) who actually introduced the  business world to the twin gods of efficiency and effectiveness, it was  Bobbitt and other early educational researchers and administrators such  as Ellwood and Ayers (Kliebard, 1987, pp.103-104) who graced the  national educational discourse with that indelible metaphor of the  school as a �factory.� (De Vaney & Butler, 1996, section 4.1)
One way of reading this is that the issue with which educators are concerned is spillover  from the military into society at large. Where the military represents  its own sphere, schools represent the public sphere and this, plainly,  is upsetting to a lot of people who see the American project as one of democracy.   To try and somehow deal with the ideological differences implied here, let�s examine more closely what some of the concerns were about.
Social  efficiency figures into Educational Technology by way of mental  measurement and related learning theory.  Thorndike is typically given  credit for directing social efficiency into education by way of IQ  testing �as a vehicle of social control, not just a diagnostic test�  (Kleibard, 1987, as cited in De Vaney & Butler, 1996,  section 4.3). What one may consider progress � sorting military  inductees into appropriate jobs by way of IQ testing � was considered by  some a danger to general intellectual growth.  For our purposes, it is  important to note that a great deal of this danger was felt in public  schools, wherein social efficiency made marked gains by way of  instructional technologies.  Thorndike published The Psychology of Learning  in 1913 and thus gained for behaviorism a significant foothold in the  nascent field of Educational Technology by way of Educational  Psychology:
Educational  psychologists were not only influencing technology research but also  publishing in the field.  Hilgard, a popularizer and synthesizer of  behavioral theory, contributed an important chapter in an influential  audiovisual text, New Teaching Aids for the American Classroom, and is  often cited in World War II research.  Thorndike's name and,  consequently, his brand of behaviorism, connectionism, appears in 30s  audiovisual research reports.  Hull's systematic behavioral theory appears in the 40s and 50s research of Neal Miller (1941, 1957).  Another disciple of Hull  whose work influenced educational technology scholarship was Albert  Bandura, upon whose human modeling theory Gagne and Briggs (1965) based  their Conditions of Learning. (De Vaney & Butler, 1996, section 4.5)
The  effects of early social efficiency experiments in the military found  their way into school and into the more general fabric of the US  citizenry.  One reason for this, for our purposes, is because some  educational technologists looked to educational psychologists, who had  borrowed extensively from animal behavior sciences, to bring rigor to  their process of scholarship. However, this is not to say that  humanistic approaches were early pushed out of the way, nor that  humanistic approaches were entirely humanistic, for that matter. 
In  response to the social efficiency movement, educators like Hall and  Kilpatric (in association with Dewey) felt that �education should be  considered as life itself and not as a mere preparation for later  living.� (Kleibard, 1987, p. 162, as cited in De Vaney & Butler, 1996, section 4.2) 
Like  the social efficiency educators, child developmentalists believed that  public school curriculum needed reform; students needed to participate  in purposeful activity.  To this end, Kilpatrick, diverging from his  teacher Dewey, introduced the Project Method of education, which was to  address, in an integrated manner, the problems of living.  Child  interests and their life activities were used as curriculum guides.....
The  utilitarian and pragmatic curricula were not the sole domain of  elementary or secondary schools but were influential in determining  experimental education at colleges such as Bennington, Sarah Lawrence, and a general college at the University of Minnesota  (Brubacher & Rudy, 1968).  We see the humanistic and pragmatic  influence of this movement in the late 30s and 40s in the work of Dale  and other. (De Vaney & Butler, 1996, section 4.2)
During  the 20�s humanists developed a spate of programs and developed  curricula based on �learning plans,� a concept that Gagne, et al (1992)  would later integrate with methods of learning styles analysis and  cognitive skills teaching.  Learning plans are essentially contracts for  learning that once agreed upon would be facilitated by a teacher and  pursued largely at the student�s own pace.  Ironically, Gagne, who as we  saw above is sometimes put into the efficiency camp, was later to  develop his work in part based on that by the humanists that surrounded  Dewey.  To understand how this confusion occurs, let�s take a closer  look at the issue.
The  tension between humanism and social efficiency can be stated as one of  collaborative practices versus independent, rote, or �machine learning�  practices.  To problemetize this simple dichotomy even further, though,  is warranted given the intense interest in collaborative and cooperative  methods employed today.  Though largely geared toward composition  teachers, Mara Holt�s (1994) analysis of both the Project Method and the  Dalton Plan, as they were developed and deployed in the 1920�s, serves  as a good case study.
Holt  introduces a basic dichotomy between military/industrial interests and  those of society against the backdrop of an educational system that is  largely grounded in Taylorism. The progressive movement had then  answered Taylor  with a range of experiments, including The Project Method and the  Dalton Plan, both of which were developed in close relation to Dewey.  While detailing some of the contributions these attempts made to  progressive education, Holt also examines how these efforts were pulled  into positions that, in retrospect, seem antithetic to progressive  ideals. 
Although  these models incorporated some aspects of what Lawrence Cremin refers  to as "Deweyan progressivism," such as an emphasis on education as  experience and the hope for education as a means of social reform, their  descriptions of student interaction and teachers' roles suggest a model  of a benevolent dictatorship of elite experts, rather than Dewey's  participatory democracy.
In one case, students were given  their lesson plans � thus violating a humanistic precept � while in the  other case, students who were given complete free reign competed  against their peers (think �Lord of the Flies� here), formed into  power-cliques, and basically reproduced the same sort of (mertiocratic  or, dare I say, counter-productive) power relationships to which they  were supposed to respond.
To  be sure, Deweyan progressive education measured the worth of any  educational innovation in terms of a �dialectical relationship in which  individuals were both formed by their society and in turn gained the  skills and abilities to interactively transform aspects of their  culture.�  Both the Project Method and the Dalton Plan aspired to be  productive collaborative models in this sense.  However, their  deployment � that is their actual practice � revealed an important  consideration: �The Project Method and the Dalton Plan shared two  fundamental oppositions to Deweyan educational discourse: their lack of  engagement between individuals and groups, and their one-sided emphasis  on freedom at the expense of authority in the classroom.�  
Some  of the biggest issues in IT revolve around collaborative learning and  so the case is instructive on two fronts in addition to the obvious one  of group dynamics and pedagogy: it suggests that pedagogies are  technologies � artifacts of inquiry and that they are, like other  innovations, subject to reinvention and, secondly, that technologies  primarily involve practices � that is, their power is limited to how  they are understood and used.  It is increasingly, and for good reason,  an era of collaborative learning: social and constructivist learning  theories are coming into prominence as the Internet promises  unprecedented reach across the globe, connection to other people, and  access to information.  The fact that two projects were carried out so  close to Dewey and yet missed their mark should sound a note of caution  as we take up the work of learning and technology.   In both cases �  that of the efficiency movement and in the humanism movement � we find a  breach exposed between philosophy/theory and practice.
The  breach, though, was addressed by a student of Dewey�s, Edgar Dale, who  never seemed to experience it in the same way. When Dale was asked why  he did not do experimental research, for example, in which a scholar  attempted to prove over and over that students learned from radio or  film, he replied: "It always bothers me, because anybody knows that we  learn from these things (media).  There's no issue about that.... Well, I  supposed in any field, to be respectable you have to have a certain  kind of research" (Dale, 1977, as cited in De Vaney & Butler, 1996, section 8.9).
Dale  (1946) developed his cone of experience by looking at learning as  experiential and mediated.  The cone itself illustrates cognitive  leanings � a spectrum of media, from text to experience, and how they  afford learning as the student interacts with more of them, in greater  richness.   Related, it was his student, James Finn, who conceived of  the field in broader terms, desiring to see it become a full-fledged  profession whose members were capable of leading systemic change  initiatives (Seels & Richey, 1994, p. 15).  He was instrumental in  bringing a process view to the field, by way of Dewey, and for securing  the �education� in �educational technology� in the sixties.
So  far, we�ve discussed how during the late 1910�s and 1920�s Dewey had  set out a vision of democratic and scientific education with his release  of �Democracy and Education.�  At this time Thorndike, a student of the  pragmatist William James, and John Watson developed the beginnings of  empirical work on human and animal behavior and established the basis  for operant conditioning and Behavioral Psychology.  Thorndike went on  to develop some of the basic principles of what Knowles would later call  �Andragogy� and of �active learning� while Watson would go on to  experiment with learning machines (and a research assistant, but that�s  another story).  Both Thorndike�s work led to a reconsideration of  instructional design from content organizing to process design while  Watson developed an increasingly media-centric view of psychology during  his work in advertising. 1 
Further,  objectives surfaced in the wake of the efficiency movement of the  1920�s.  Ralph Tyler (1922) produced a study of objectives for learning  and Franklin Bobbit led the social efficiency movement in 1918 as he  developed the beginnings of both job and task analysis with the notion  that expertise could be transferred to other learners through curriculum  design.  He is known to have said that "Education is a shaping process  as much as the manufacture of steel rails." -- Franklin Bobbitt  2 
World War II, the 40�s and 50�s
This  era � a mere two generations ago � is commonly known as the peak years  for the field.  Instructional Design emerged. Though Dale and his  colleague�s humanistic work continued to make advances in public and  community education, the behavioral and social psychological sciences  flexed their muscles and gained credibility for the nascent field.   Fighting a world war generated two large directions of research: (a)  persuading the enemy and soldiers on the front; and (b) controlling the  human resources back home.  Media effects research on audiences,  therefore, found itself in a boon, as did work done in military training  that culminated into the Training Within Industry Program.   Much of  the groundwork had been already lain and it was time to further develop  and refine predictive and controlling instrumentation.   
Examples  of this work includes curriculum design work in the 40's where  �vocational education and courses such as physics and mathematics were  restructured to place �greater stress on aeromechanics, aeronautics,  auto mechanics, navigation, gunnery, and other aspects of modern  warfare� (Smith, 1942, as cited in De Vaney & Butler, 1996,  section 9.1.).  Ralph Tyler completed an 8 year �life adjustment� study  that was informed, as early as 1931, with the assumption that �it was  crucial to define clearly the types of behavior that needed to be  taught.�  Congress passed the report as a resolution and the curriculum  enjoyed massive funding.  �By the 1950s, the life adjustment curriculum  was well entrenched in the schools (Becker, 1990, as cited in De Vaney & Butler, 1996,  section 9.1). One benefit of this work was that it loosened up criteria  by which different curricula were measured, thus allowing for more  mobility into college (point of interest: �Bodkin�s life skills  training� and DARE).
The Motion Picture Project, by Charters (who had once chided film research) examined the power of film as a cultural tool.  Hollywood  gained power in education, industry, and military at this time.   Educators, like Charles Hoban (1942) began to use both statistical  measures while approaching children and students during evaluation for their answers as well (De Vaney & Butler, 1996, section 9.3.1).   AV research continued in other venues as well.  
The  school AV curricula then, developed by Dale, include little mention of  behaviorism and substitutes an �experiential experimentation� for that  of behavioral experimentation and he mixes �the humanistic and  experiential aspects of the child development curricular and learning  movement with the sequential and hierarchical structure of task analysis  [components]" (De Vaney & Butler, 1996, section 9.5).  Perception theory begins to gain ground in AV scholarship.  Ames (1952) develops his perception room in 1946.   
From  the research on media during the war, two new academic fields emerge:  Communication Arts and Educational Technology (1.10).   Much of the  early work was informal and did not find a bona fide academic home until  the 1960�s.  It �included behaviorism, specifically connectionism;  mental measurements, specifically early IQ work ascendant in the 40�s,�  and, in retrospect, constituted a vast line of work that still continues  today (see below) under the aegis of the �No Significant Difference�  phenomenon (Russel 1999).   Communication media studies assumed that  �learning could take place anywhere� and focused on both macro and micro  levels of analysis.
These studies were carried out through all the threads mentioned here so far:
The  Payne Fund studies explored many of the ideas later popularized by  other writers in regard to the three types of learning that have become  dominant in studies of media and learning: (1) knowledge acquisition or  the reception and retention of specific information; (2) behavioral  performance, defined as the imitation or repetition of actions performed  by others in media portrayals; and (3) socialization or general  knowledge, referring to attitudes about the world fostered by repeated  exposure to mass media content. (Krendl, Ware, Reid, & Warren, 1996,  section 2)
However  multi-threaded, they generally followed a path of �sender centered�  research assuming a �silver bullet� conception of communication as  described by early information theorists.  Communication and information  theory would be expanded to include more sophisticated notions of  feedback with the work of Weiner; Shannon and Weaver; and Sapir and  Worf.
Post War
During  the years after the war, instructional systems design (ISD) develops,  some say, into a field within IT.  Cognitive science blends with both  behaviorism and humanism to form variants of constructivism.    Cybernetics and systems theory mark a confluence of the cellular and  nervous systems, energy and material. The Internet and the World Wide  Web emerge.  Educational Technology would meet its greatest challenge:  learning.  It�s a period of convergence.
James  Finn "was a father of the instructional design movement because he  linked the theory of systems design to educational technology, and thus  encouraged the integrated growth of these related fields of study. It  was Finn who made educational technologists aware that technology was as  much a process as a piece of hardware" (Seels 1989, 11).  We may note  here a connection between these two eras in terms of systems.  That  process was Instructional Systems Design.  Military training and  manufacture largely took on the methods of instructional systems design  and, eventually, would give rise to Human Performance Technology, or HPT  with its emphasis on competency whereas General Systems Theory would  emerge with an emphasis on complexity.
Much  of this work stems, then from both behavioral science and,  increasingly, information and systems theory.  Information theory, or  communication theory, says simply that "communication means that  information is passed from one place to another" (Miller, 1951, p. 6)  and lowers entropy as it organizes information; communication, then  involves open systems.  This theory and its emphasis on feedback put the  �systems� in instructional design and the then-nascent organizational  and diffusion research as well.  
1946:  Kurt Lewin develops experiential learning theories through his work  with T-groups.  Founds Social Psychology and practices in communities  and organizations. 
The  creation of an empirically verifiable theory, Lewin knew, was the  essence of science; research, therefore, had to be guided by the need to  develop an integrated concept of the processes of group life" (Marrow,  1969, p.183). (Greathouse, n.p., n.d.)
Importantly,  Lewin�s work will inform change theories in socio-technical systems.   He thus provides at this point some crucial work that will be used in  the field later.
Gains  were also made in 1954 when B. F. Skinner, an advocate for the  behaviorist approach, publishes "Science and Human Behavior."  Advances  theories and methods first explored by Watson and Thorndike in terms of  operant conditioning, (behavior is also affected by its consequences,  but the process is not trial-and-error learning) and towards the  solution of social problems:
The  experimental analysis of operant behavior has led to a technology often  called behavior modification. It usually consists of changing the  consequences of behavior, removing consequences which have caused  trouble, or arranging new consequences for behavior which has lacked  strength. Historically, people have been controlled primarily through  negative reinforcement that is, they have been punished when they have  not done what is reinforcing to those who could punish them. Positive  reinforcement has been less often used, partly because its effect is  slightly deferred, but it can be as effective as negative reinforcement  and has many fewer unwanted byproducts. For example, students who are  punished when they do not study may study, but they may also stay away  from school (truancy), vandalize school property, attack teachers, or  stubbornly do nothing. Redesigning school systems so that what students  do is more often positively reinforced can make a great difference. (B. F. Skinner Foundation, n.d.. n.p.)
Bloom  took up these advances and others in cognitive science in 1956 when he  and co-authors, M. Englehart, E. Furst, W. Hill, and D Krathwohl,  published their Taxonomy of Educational Objectives for the Cognitive Domain.  Initiated as a support for cognitive assessment, the Taxonomy was to  prove extremely valuable in the specification and analysis of  instructional outcomes and the design of instruction to attain them.   The intention was to develop a classification system for three domains:  (a) the cognitive, (b) the affective, and (c) the psychomotor.  The  major idea of the taxonomy is that statements of educational objectives  can be arranged in a hierarchy from less to more complex:  knowledge,  comprehension, application, analysis, synthesis, and evaluation.
The  science of motivation develops markedly when Abraham Maslow (1954)  attempted to synthesize a large body of research related to human  motivation from William James� work in psychology (Wahba &  Bridgewell, 1976). Keller (1983) identified four categories of  motivating factors in his ARCS model: attention, relevance, confidence,  and satisfaction.  The "motivation = expectancy X value" rule implied  designers should assume responsibility for motivation.  This line of  research marked another lasting relationship of applied psychological  research and ID in terms of refining the relationships between  motivation and sequencing.
Mallow�s hierarchy of needs is refined with knowledge of links between need (uncertainty) and information. His original theory was thought vague by some and has gained some analytical ground as some information theorists (Norwood,  1999) propose an information/uncertainty component to Mallow�s original  hierarchy.  However, several elements of these theories were to be  applied simultaneously in one of the first innovations (after Dale�s  �cone of experience�) that sprang from the field of educational  technology proper: ISD.  
All  told, this early work in the 60�s set the stage for development in  Instructional Design as it kept pace with the increasing speed and  efficiency which it strived to create then.   Skinner (1954) published The Science of Learning and the Art of Teaching  (Reiser, 2001, p. 58) and develops formative evaluation along with his  programmed instruction model.  The 60's marks the addition of this work  to instructional design and criterion-referenced testing to set the  stage of ISD�s hay day.  The birth of AECT and the proliferation of  models of instructional design was notable as well as the development of  needs assessment procedures by Kauffman and others.
What  happened during the 60's was that a field of study was born.  Educational technology yields an innovation from within its ranks that  will have lasting and global impact.  In 1965: Robert Gagne published The Conditions of Learning  and developed 5 types of learning (verbal information, intellectual  skills, cognitive strategies, motor skills, and attitudes) and 9  significant events and corresponding cognitive processes:
(1) gaining attention (reception) 
(2) informing learners of the objective (expectancy) 
(3) stimulating recall of prior learning (retrieval) 
(4) presenting the stimulus (selective perception) 
(5) providing learning guidance (semantic encoding) 
(6) eliciting performance (responding) 
(7) providing feedback (reinforcement) 
(8) assessing performance (retrieval) 
(9) enhancing retention and transfer (generalization). 
Meanwhile, in 1966, Jerome Bruner describes discovery learning in Toward a Theory of Instruction.  Promotes criterion-referenced evaluation rather than norm-referenced.   Used instructional systems development in standard training procedures  (Gagne, 1962).  
The  advances in cognitive psychology continue in 1968, when David Ausubel  presents his Theory of Meaningful Verbal learning published in Educational Psychology: A Cognitive View and Atkinson and Shiffrin develop Information Processing Model for human memory.  
During  the 70's ID models mature and Gagne�s model develops with advances in  both the cognitive and the systems approach; it gained force in its  adoption by business and industry after success in the military  (Branson, et al., 1975, as cited in Reiser, 2001).  Parallel adoption in  academia marks an interest in instructional improvement using  technology and the media.  The work of Ausubel, Bruner, Merrill, Gagne  and others on instructional strategies dominated this decade.  Advances  in cognitive methods influence instructional designers when in1972  Bernice McCarthy develops the 4MAT System as learning styles research  begins, for example, identifying connections between this cognitive  style and learning (Messick, 1976).
1980 and 90's.
The  80's and 90's are marked by significant focus on computers and distance  education on one hand, and instructional design and practice on the  other.  Consequently, constructivism rises and represents a convergence  of both technologies and practice.
Micro  computers begin to influence instructional design and professionals  turned towards computer-based instruction and take a beginning look at  both computer interactivity and automation of instructional  design tasks". (Reiser, 2001, p. 62) In 1984, David Kolb, an advocate  for experiential learning, publishes Experiential Learning: Experience as the Source of Learning and Development.   This trend continues through the 90's as online learning explodes and  constructivism gains significant popularity in the field.   
These  changes evidence themselves instructional design. Although ISD still  enjoyed success in the military and industry sectors it had minimal  impact in both schools and higher education.  Rapid adoption of  instructional systems by American businesses is complimented by  Performance Technology (Gilbert).  In response to an industry-wide need  to make instructional design more flexible the 1990�s most popular  models were the Dick and Carey ID Model (1990); the Layers of Necessity  ID Model (Wedman & Tessmer); the Rapid Prototyping: An Alternative  Instructional Design Strategy (Tripp & Bichelmeyer, 1990); two  �classroom models� by Classroom-Oriented Models (Gerlach & Ely,  1980) and (Kemp, Morrison, & Ross, 1994).  As a professional  practice, instructional design took on more and more sophisticated  roles, as noted in AECT�s Domains of the IT Field (Seels & Richey, 1994) including Theory and Practice, design, development, utilization, management, and evaluation.
These  trends mark an IT an increasingly greater environmental view of  instructional design scope and the concomitant rise of the Human  Performance Technology paradigm.  The ASTD largely represents the HPT  paradigm mentioned above, that evolved in parallel with ISD. 
HPT  is a systems-based approach (e.g. individual, group, and organizational  levels) to the analysis, selection, development, implementation, and  evaluation of interventions to manage improvement in the performance of  human behavior.  
An  engineering approach to attaining desired accomplishments from human  performers by determining gaps in performance and designing  cost-effective and efficient interventions (Gilbert, 1998).
Its  models tend to be more organizational, though it�s interventions borrow  from ISD, and range from the �Cause and Analysis Fishbone� model, a  basic cause and effect model, to the classical HPT model (Deterline  & Rosenberg 1992) which adds complexity and intervention to the  basic model.  It focuses on identifying the gaps between actuals and  optimals (Rossett) and whether the discrepancy was due to lack of  incentive, lack of knowledge or skills, or, importantly, lack of  environmental support.   This trend continues as experiential and  cognitive methods edge towards convergence with behavioral ones in terms  of facilitating objectives and the idea of performance support with a more user-centered design takes hold. (Sherry & Wilson, 1996).
Analysis,  design, development, implementation, and evaluation are sometimes  carried out by teams who have little contact with end users in the  field. Such teams may end up designing a product to meet the  requirements of management, rather than having direct, empirical  feedback from ordinary users. Grudin (1991) identified several problems  arising from this division of labor which adversely affect the end user:  
1.      market researchers query managers, rather than typical end users; 
2.      designers  use rational analysis rather than a creative, situated, empirical  approach where human users of a human-machine interface can lead to very  unpredictable results; 
3.      by  the time empirical data on usage gets back to the designers, the  developers may already have moved on to new products, and the  documentation, support, and marketing may already have been cast in concrete. (Sherry & Wilson, 1996)
We  may think of aspects of this in terms of postmodern instructional  design that incorporates and extends elements of instructional design  above (Wilson, 1995a), for example, Situated Instructional Design (Wilson,  1995b).  But a more careful look points us towards a more general  critique of the validity of classic instructional design and  a move  towards cognitive and constructivist models. 
Classical  instructional designs (to use Brock Allen's term) have very little  verification. Component display theory, ID2, and elaboration theory have  been researched very sparingly. There are, at best, only handfuls of  studies on each. Those studies provide a weak "scientific" foundation  for implementing those models. The same can be said of newer  instructional designs, however, there is a difference. The most  consistent experimental findings that I have read in my 27 years in the  field are those reported on transfer effects from constructivist  learning environments such as cognitive flexibility hypertexts and  anchored instruction. 
So, to claim that instructional design is an empirically validated discipline, I believe, is wishful thinking. (Jonassen, n.d., n.p.)
This  is not to critique Instructional Design as somehow good or bad in  general so much as to point to a shift in both conditions and in our  collective awareness of those conditions.   The concern was also  popularized:
Computers in classrooms are the filmstrips of the 1990s," Clifford Stoll, the author of Silicon Snake Oil: Second Thoughts on the Information Highway (1995), told The New York Times  last year, recalling his own school days in the 1960s. "We loved them  because we didn't have to think for an hour, teachers loved them because  they didn't have to teach, and parents loved them because it showed  their schools were high-tech. But no learning happened.(Oppenheimer  1997, n.p.)
And  it is even more problematic than that.  A 1999 analysis of �The No  Significant Difference� phenomenon indicates that most studies done  under this umbrella terms were inconclusive:
It  should be emphasized that the review provided striking evidence of the  fact that there is a relative paucity of true, original research  dedicated to explaining or predicting phenomena related to distance  learning. The more limited group of original research on the  effectiveness of distance learning addresses a variety of issues. Three  broad measures of the effectiveness of distance education are usually  examined in the original research. [These include: Student outcomes,  such as grades and test scores; Student attitudes about learning through  distance education; and Overall student satisfaction toward distance  learning.] (Russel, 1999, n.p.)
And thus both media research and also instructional design are dealt powerful blows.  
The  basic lesson to be learned from the �no Significant Difference�  phenomena is that, like Dale, we don�t need to compare media.  But if we  probe deeper into the research agenda that surrounds the phenomenon, we  see a major conflict.  
On  one hand, we see a need for prediction, control, and generalizability �  classic research questions.  We need more! The mantra goes.
- Much of the research does not control for extraneous variables and therefore cannot show cause and effect.
- Most of the studies do not use randomly selected subjects.
- The validity and reliability of the instruments used to measure student outcomes and attitudes are questionable.
- Many  studies do not adequately control for the feelings and attitudes of the  students and faculty�what the educational research refers to as  �reactive effects.�
On the other hand, we need to both broaden our focus and also narrow it down to contexts and particular styles:
A. The research has tended to emphasize student outcomes for individual courses rather than for a total academic program.
�In addition to cognitive skills, and verbal, quantitative,
and  subject matter competence, outcomes with regard to critical thinking  skills, attitudes and values, moral development, etc. need to be  addressed."
B. The research does not take into account differences among students.
�Gathering  samples of students and amalgamating them into averages produces an  illusory 'typical learner,' which masks the enormous variability of the  student population.�
C. The research does not adequately explain why the drop-out rates of distance learners are higher.
D.  The research does not take into consideration how the different  learning styles of students relate to the use of particular  technologies.
E. The research focuses mostly on the impact of individual technologies rather than on the interaction of multiple technologies.
G. The research does not adequately address the effectiveness of digital �libraries.�
A  quick analysis of this situation yields a conflict between  generalizability and particular situations.  However, there is no  mechanism implied here for engaging people and in fact reproduces some  of the same problems it seeks to address (D and C). It is still a  media-centric enterprise.  The notion that education is fundamentally a  science of practice and the practice of science does not inform this  research agenda.  All the problems associated with NOT making this  assumption are evident and have been evident in the agenda and yet still  require further attention.  For instance, don�t you think that B and C  above may be related and that, further, their resolution would suggest a  conflict with those items listed above them?   
One way of examining this situation comes from an analysis of the diffusion of innovations and educational technology.
Robert  Holloway (1996) reports from a meta-analysis of diffusion research in  educational technology that �[r]esearch methods in studies of diffusion  and adoption reflect the same strengths and weakness as other research  foci in educational technology� (p. 1108).  These take the form of: (a)  descriptive surveys of equipment diffusion; (b) correlational studies of  technology and demographic variables: and (c) constructivist and action  research on adapting technology.
Survey  research is most often done because it is cheap and simple, not because  it is effective.  Secondly, the best survey research is done by  marketing companies.  Third, political decisions are made using survey  research almost exclusively.  Therefore,
- Professional  and high quality survey should be studied as a secondary resource.   Doing so will yield far higher value than completing more cheesy  surveys.  Primary survey research will still form the �grist� of many  dissertations.
- Survey research should be thought about meaningfully.
Correlational  studies �moves the focus from descriptions of  'what is' and 'how many'  to relationships between decision makers and technology choices."   Correlational studies lead to tentative hypotheses about why and what  kind of technology exists in an educational setting.  These are your  typical �S� shaped diffusion studies.  Learning and change are not  common variables.  These give empirical support to logical speculations  of surveys.  They help to describe relationships but not causality.   Therefore they should be used in a �mid-level� and are typically focused  on �developing generalizations and tentative hypotheses" about change.   At the empirical level, theory is not used as a guide.  However,  practitioners frequently use the data to support a theory borrowed from  another area, especially psychology, such as Bandura�s theory of  self-efficacy or Lewin�s change theory, to categorized data. (p. 1120)
Action  research is designed to bring about change. Constructivist and  qualitative work help us understand why adopters do what they do. Kemis  (1988) defines the term as reflection on praxis.  A formal requirement  is that truth is determined by the way it relates to practice (p. 43).  The proactive aspect of � these approaches implies that knowing the  subjective view of the population of interest can lead to understanding  motivations and the reason for adopting and adapting, among other  things, technology.  Generally, the belief is that �major alteration in  the school�s behavioral and programmatic regularities � in short,  educational innovations, requires changes in the culture of the school�  (Schmuck & Runkel, 1985, p. 5) This kind of research is good for  bringing about technical, social, and policy change.
Essentially,  we are back to the beginning, with a strange desire pulling us in two  different directions: towards efficiency, on one hand, and towards  freedom on the other.  On one hand, we want crispily precise knowledge  and on the other, perhaps, wisdom.  On one hand, we want certainty, on  the other, justice.  On one hand, time on task, on the other  understanding.  Efficiency versus humanism.
The  story now, as I write this today, is still one of epistemological  hand-wringing of the highest order.  In some sense, we may be sharing it  with our predecessors � the pre-Socratics, Plato, Aristotle � and it  may be a good idea for us to not only go back to these early voices and  interpret this situation, to recover a lost sense of understanding, but  also to entertain the notion the conflict itself may be not just an  epistemological one, but an ideological one.  That is to say, that we  admit that behaviorism, for example, is in fact highly effective but  conditionally so � that the deployment of its technologies not only  requires but in fact creates the conditions of its source in  order to be effective.  In other words, the rigorous deployment of   behaviorism effects and requires environmental changes.  When it can do  this, it succeeds, when it cannot, it fails.  The notion of transfer is  not one of skills but in fact of culture, or what actually is happening around that skill transfer. 
For  example, a small text, in the form of an e-mail or letter is perhaps  the simplest form of media (Dale, 1946) we can imagine. �Yes� or �No�  are  perhaps the simplest words in our language and no doubt inform our  behavior.  The context that you are in completely defines the meaning of  that text.  This poorest of media may be of more significant value to  you than the richest possible media experience. So much for an entire  line of research. The question of cost effectiveness becomes then, how  much are we willing to spend to change a particular culture?  If the  current activity in the middle east suggests an answer, it would be A  LOT both in terms of financial expenditures and in terms of what we�re  willing to risk.  
Is  this to say that US is an �objectives� culture?  One argument that  scholars typically make against the progressive movement is that  pragmatism not only opened the doors for a crass sort of industrialism  but also that it represented a sort of American �whatever works� kind of  attitude.  In fact it did.  The efficiency movement can easily be  traced to the pragmatist William James and his student Thorndike, who  operated under the assumption that class differences were in fact  genetic differences.  On the other hand, in fact it didn�t.  The  pragmatist John Dewey has been interpreted as the quintessential  American humanist who championed diversity and democracy.  The answer  lies neither just in the theories, nor their success, but in the  conditions that inform them and guide them.  As this essay has been  framed, those conditions were represented as catalysts or movements involving ideologies.
The  story of Learning and Technology is one of three theories: (a)  behaviorism, (b) cognitivism, and (c) social/constructionism.  It is a  story of movements affecting and controlling people and territory using  these theories, appropriating from them, and of people moving about the  world and sharing the experience of doing so through their work and  lives.  We have seen that:
- People  � like Dewey, James, Thorndike, Watson, or Taylor � set out to explain  the world around them philosophically.  During their inquiry, they also  engage the world around them in different ways, in ways that shape their  subsequent inquiries.  
- The  students of these men (not to bely the significant work done then by  women such as Jane Adams) borrowed from what they learned and applied  that experience to the world in ways that were shaped by their  theories.  Early on, in the first generation of Deweyan, these  experiments departed from �the way.�  The case is no doubt similar  between James and Thorndike or Taylor and those who did the same with  his work.  Need I mention Plato and Aristotle or Freud and Jung?
- Much of this subsequent work can be explained in terms of catalysts  which drive the understanding and use of theory or method in ways that  are  �explicit, comprehensive, and enforced code of beliefs and  practices to which all members of a group are held but rather a set of  implicit, often vague, but widely shared set of expectations and  assumptions about the social order.� (Kerr, 1996, section 1.1.3)
- Specific  representations of these catalysts � social efficiency and humanism �  were evidenced throughout the history of educational technology,  affecting the users' (be they theorists, practitioners, or whomever  else) decisions regarding which types of questions to ask, which types  of research were appropriate and which types of methods to employ.  We  may also assume that these catalysts mediated the users' subsequent  refining and extension of their own work and that, further, they  converged and diverged in the process.
Therefore, 
- Philosophical claims are subject to their subject matter � that is the conditions that inform them and their objects of inquiry,
- We  are capable of exercising not only meta-theoretical research � that  which can evaluate theories � but also meta-catalyst research and we can  do so as we experience the application of that research, 
- That meta-catalyst research is in turn formed by experience and power.
In essence, then, philosophy works from the bottom up. And the top down.  We have empirical proof of this.
Secondly,  two entire lines of research � that of media effects and that of  instructional design � have been proven impossible to adequately  research relying heavily on methods of experimental research.  Further,  the story of educational technology suggests that this sort of research  was, for a great while, largely used to legitimate practice, not prove  efficacy, whether we knew that then or not. 
The  points are barren, however, until we consider them in terms that are  relevant to the field.  Two important issues now concern distance  learning and constructivism.
We  haven�t even begun to explain what happened over the last several years  with the Internet and the World Wide Web.  It sprouted and took off  like wildfire across the whole globe.  This is not place to discuss the  general ramifications of the Internet, but we can afford to comment on  how the rise of distance learning and constructivism seem to be  connected and what the ramifications of this may be for our discussion.
Distance  learning and distance education is nothing new.  What is new is the  Internet.  We�ve passed through the media effects literature with I hope  enough to suggest that now research focus has turned to different  matters.  A recent survey suggests that constructivists tend to be wired  to the Internet and use it more than non-constructivists ().  One  explanation for this is because, as a researcher, teacher, manager,  student or whatever online, you get the impression that learning is a  different game than it was before the Internet.  You learn to trust your  inate ability to seek information and solve problems.  The (new) view  of learning that this suggests is constructivism.  It is post-industrial  and not largely behaviorial, though behavioral analysis of nearly  Internet activity could be fruitful.  From this situation, though, have  risen some of the first theories of distance education.  
- Transactional  distance: �Moore�s (1990) concept of �transactional distnace�  encompasses the distance that, he says, exists in all educational  relationships.  This distance is determined by the amount of dialogue  that occurs between the learner and the instructor, and the amount of  structure that exists in the design of the course.�
- Saba  and Shearer (1994) conclude that �as learner control and dialogue  increase, transactional distance decreases� (Micas & Nirmalani,  1996, Section 13.3.1)
- Interaction:   According to Moore (1989) there are three types of interaction  essential in distance education.  Learner-instructor interaction is that  component of his model that provides motivation, feedback, and dialogue  between the teacher and student.  Learner-content interaction is the  method by which students obtain intellectual information afrom the  material.  Learner-learner interaction is the exchange of information,  ideas, and dialoge that occur between students about the course.  (Section 13.3.1.2)
- Control  or �Locus of Control:� (Altmann & Aramasich, 1982; Rotter, 1989)  conclude that students who perceive that their academic success is a  result of their own personal accomplishment have an internal locus of  control.  (Section 13.3.1.3)
- Social  Context is where learning takes place.  �Media, materials, and services  are often inappropriately transferred without attention being paid to  the social setting or to the local receipeint culture� (McIsaac, 1993).   (Section 13.3.1.3)
These  basic constructs have been used extensively throughout  the study of  distance learning and have also been extended to address learning styles  issues.  The major findings of this latter work concluded that  �learning styles do not impact how students interact with media and  methods of instruction, their instructor, or other learners.  But  learning styles do affect satisfaction with activities involving other  learners.� (13.6.1)  Motivation studies also are coming to the fore and  involve applications of Maslow�s and Knowle�s theories.  The conclusion  shared by distance education researchers is that, when all is said and  done, ��personal, environmental, and social factors� must be taken into  account when predicting academic success in distance learning programs.�  (Section 13.6.4.1)    
We  could go on and discuss a great deal of findings, but what this  suggests is that a great deal of the same kind of research that has gone  on for the last several decades has been transposed onto distance  learning.  What is interesting about the emerging constructivist  paradigm is that it represents what could be a convergence of this sort  of research and that which assumed its findings a long time ago, that of  the humanists.  What makes this confluence productive, though is an  examination of the very point at which these two paradigms meet.  On one  hand, humanistic theory has informed that of efficiency, while on the  other hand, the effeciency movement has provided the humanists with a  workable action-centered language and means of establishing the validity  of knowledge.  Much of our discussion has focused on not just the  concepts and findings of this latter literature but rather the conditions and appropriateness of its methods.
�Many  mediated educational activities allow students to participate in  collaborative, authentic, situated learning acitivites (Brown, Collins  & Duguid, 1989).�  The trend is to consider that all of them do.   Learning is mediated by tools and signs (Vygotsky 1978) and is  inherently social.  Further, (Even Skinner (1968, pp. 172-73) encourages  learners to analyze the contigencies that control their behavior and  [to]deliberately manipulate them so as to become self-reliant and  self-managing. The mechanism by which this occurs is reflection (Schon  1987).  (Duffy & Cunningham, 1996)
Both  distance education theories like Moore�s and those surrounding  authentic learning (above) form a great deal of the intellectual  currency that shapes constructivist programming now.  Of note are  similarities that guide instruction-centered theories and  construction-centered theories, for example those between elaboration  theory and scaffolding.  But what makes these similarities distinctive,  though, are the grounding assumptions that keep them in tension.    
At this point, we go back to our original case concerning collaborative learning projects in the early 20th  century.  Then, some people were practicing collaborative learning  assumed a great deal of what is now being proven emprically.  The  question is, now, control of the actual problems that people  engage in.  Who defines those problems and to what end?  What means are  to be used to solve them?  We cannot answer these, regardless of our  philosophical leanings, without asking two important questions involving  domains and freedom.
The  first issue, that of domains, represents the standard and proven  practices of a given occupation/profession.  We glaze over a host of  literature and note that the actual process of learning about this domain differs markedly from the process of learning to work within it.   In the former case, we need only employ classic instructional design to  achieve learning outcomes, but in the latter case we have a significant  question to ask that resembles the questions that began this essay.    The question concerns freedom and democracy.
Dewey  never claimed that letting students run amock was productive.  This  sort of thing not only just looked undesireable aesthetically it also  produced outcomes which were of significant concern.  In his The Child and the Curriculum  Dewey (1905) suggests that there is no gap between the child (the  personal) and the curriculum (the impersonal).  The two must be balanced  for reasons that are geared toward producing certain effects.  The question becomes what effects are we trying to produce?
In  conclusion, the answer perhaps lies in the problems we undertake.  As  researchers and practicioners we are trying to solve certain problems  within our domains.  We are trying to build credibility for ourselves,  our department or organization, and our field(s).  The eminent issues,  though, are larger.  The problems we are facing involve the entire world  and facing these WILL change the nature of our methods.  When we turn  our attention to problems that actually subsume those of our self,  department/organization or field, we become more flexible and exercise  leadership of the highest sort.  This implies a different way of  locating the �cutting edge� of research altogether.  On one hand, you  can look at your work as though you were on the �cutting edge,�  embracing collaborative methods as they emerge onto the scene like you  would a new plasma monitor if given the opportunity.  On the other  hand,  your problems may of the more general sort and you look at the  present day not as a newer day, but as an older one, in relation to the  past.  In this latter view you appreciate voices from the past and from  elsewhere.  In essence you subscribe to determinism on one hand and  something else � maturity perhaps � on the other.  In the former case, a  text is information to reduce uncertainty, in the latter, perhaps  wisdom.
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