This paper, which updates and expands on the first edition (1981), begins by presenting a definition of instructional development (ID) and a discussion of its origins. A taxonomy for classifying ID models is then suggested, and it is noted that most ID models have been subjected to only a limited degree of testing. The 12 ID models that are…

This paper, which updates and expands on a paper by Twelker and others that identified and described five instructional development (ID) models, presents a taxonomy for classifying ID models, comments on the limited degree of testing to which most ID models have been subjected, reviews 13 models, and provides a selected, annotated bibliography of…

Provides a summary of a series of research and development projects which investigated the reasons for failure in educational technology-based systems of instruction. Develops a new approach to the design of such systems and their subsequent implementation and control. A 17-item bibliography is included. (Author/CHC)

A review of cost-effectiveness analysis techniques was conducted in order to facilitate the selection of the most appropriate tool to aid any given instructional development effort. A survey was made of the cost-effectiveness techniques in current use, the differences among these techniques were examined in an analytical framework, and criteria…

This ERIC (Educational Resources Information Center) monograph updates and expands upon earlier ERIC publications on the topic of instructional development (ID) models. This monograph presents a brief history of ID models, describes a taxonomy for classifying them, provides examples from each of the categories in the taxonomy, and describes trends…