Discusses the relationship between the problems involved in the creation of expert systems by knowledge engineers, i.e., experts at translating human abilities and knowledge into computer programs, and the major issues dealt with in the planning/analysis phases of instructional development. (MBR)

Explains abductive reasoning; compares it to more traditional forms of logic, i.e., deduction and induction; and describes a computerized tutorial called A.R.T. (Abductive Reasoning Tool) that was created to foster abductive reasoning. Implications of using abductive techniques in instructional design are suggested. (Contains 13 references.) (LRW)