Revisioning models of instructional development

Instructional development (ID) models are almost as numerous as the practitioners of instructional development. The role of models in instructional development is to provide conceptual and communication tools that can be used to visualize, direct, and manage processes for generating episodes of guided learning. Instructional development can be practiced in a variety of settings and various models have been created that reflect this variation. This article presents some of the early history of instructional development models, reviews some of the more influential ID models, and discusses the possible impact of selected trends on futgure models of instructional development.