Defines and explicates the systems approach--the conceptual heart of educational technology--in the broader context of general systems theory, and presents four propositions based on principles from four schools of philosophical thought that may provide alternative means for analyzing the mediation of experience and practice of educational…

Educational technologists have moved from a unique concern with the how-to-do-its of behavioral change to the inclusion of what to teach, based on measurable objectives. The formal consideration of why can be seen as possibly having several layers, including considerations of results, both within and external to, an organizational context. (VT)

Advances a theoretical perspective for analyzing education and instructional technology as disciplines using the science of semiotics as a framework for identifying the components, relationships among components, and meanings of components in educational systems. A 30-item reference list accompanies the text. (Author/JL)