This text, now in its fourth edition, provides an understanding of the diversity and use of models used to portray the instructional development (ID) process, while reflecting the many changes in the field that have occurred since publication of the last edition in 1997. Beginning with the belief that an ID model should be selected based on the…

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…

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…