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…

This glossary offers definitions of almost 600 terms normally associated with the field of educational technology in brief and easy-to-understand form, all in Spanish (a Portugese version exists). The terms are organized into six major areas: learning, communications, instructional design, evaluation, media production, and systems theory. (Author)