Discusses the impact of research in artificial intelligence and human computer interaction on the design of bibliographic information retrieval systems, and presents design principles of a prototype system that uses semantically based searches and a knowledge base consisting of conceptual frames. (10 references) (CLB)

From dynamic spreadsheets through "microworlds" to virtual reality, the convenience and, in many instances, the seemingly intrinsic appeal of simulated environments exist in some tension alongside concerns regarding the relationship of the simulated to the "real" and the possible consequences for human thought, learning, and behavior. A selection…

This second in a series of articles on artificial intelligence emphasizes human factors. The design of video display units and keyboards is discussed, the organizational structure of human memory is described, humans are examined as information processors using inductive and deductive reasoning, and educational implications are explored. (LRW)