Traces the development of instructional technology over the past quarter century, and expresses the need for a single knowledge base, something definitive on which all in the field can agree. (RAO)

Reflects on the emergence of instructional technology which, albeit imperfect, is enormously potent. (RAO)

Discusses a new history and geography-centered curriculum for elementary and secondary school students that was developed in California and describes efforts to adopt instructional materials that include new technology and formats. Three specific technology developments in the history-social science curriculum are described. (LRW)

Discusses artificial intelligence, robotics, natural language processing, and expert or knowledge-based systems research; examines two large expert systems, MYCIN and XCON; and reviews the resources required to build large expert systems and affordable smaller systems (intelligent job aids) for training. Expert system vendors and products are…