The 63 papers in this collection include two keynote addresses: "Patient Simulation Using Interactive Video: An Application" (Joseph V. Henderson), and "Intelligent Tutoring Systems: Practice Opportunities and Explanatory Models" (Alan Lesgold). The remaining papers are grouped under five topics: (1) Artificial Intelligence, including intelligent computer assisted learning, problem solving, artificial intelligence, and programming (15 papers); (2) Delivery Systems, including distance learning, communications, and hardware (9 papers); (3) Developments, including interactive video, simulation, authoring, computer managed learning, and computer based training (12 papers); (4) Research/Evaluation and Future Directions, including research, policy/planning, and philosophical aspects (21 papers); and (5) Software Tutorials, including computer assisted learning tools and commercial product applications (4 papers). The text is supplemented by various figures, and references are provided for each paper. (EW)