Describes a basic development model for an intelligent tutoring system that includes the interface, the expert and learner models, and the pedagogical model. Possibilities for more extensive integration of cognitive learning theories into computer-based instruction (CBI) are illustrated, and two examples of CBI designed from this perspective are…

Analyzes the philosophical assumptions underlying instructional systems technology (IST). Cognitive and behavioral learning theories are discussed, their effects on IST are considered, the philosophical paradigms of objectivism and constructivism are compared, applications of constructivism are described, and implications of constructivism for IST…

Discussion of instructional systems development (ISD) focuses on recent developments in cognitive task analysis and describes the Integrated Task Analysis Model, a framework for integrating cognitive and behavioral task analysis methods within the ISD model. Three components of expertise are analyzed: skills, knowledge, and mental models. (96…