A comparison of the performance of 10 employees using the current version of a Corporate Time Reporting Instruction and a revision prepared using Information Mapping (IM) indicates that subjects committed 54 percent fewer errors when using the IM version. Samples of both versions and evaluation forms used are included. (MER)

Discusses three roles of textbook illustrations--to arrest the reader's attention and arouse interest, to provide explanation and clarification of complex verbal descriptions, and to aid retention of the information presented in the text. It is recommended that illustrations be designed with their specific role(s) in mind. (EAO)

Outlines the principles of user control, pacing, design quality, frame-oriented messaging, self-evident structure, self-contained components, and visual information in interactive videodisc design. The concepts of user friendliness, normal path and user-interrupt interactions, and screen design are also discussed. (MBR)

Argues that factors that create a feeling of interactivity in the human situation--response time, spontaneity, lack of distractors--should be included as prime elements in the design of human/machine systems, e.g., computer assisted instruction and interactive video. A computer/videodisc learning system for cardio-pulmonary resuscitation and its…