Focuses on human information processes and problem solving. Although a large body of knowledge is prerequisite to acquiring skill, the authors state that knowledge must be indexed by patterns that guide the person in a fraction of a second to relevant parts of the knowledge store. (Author/SA)

Examines the relationship of the amount of available short-term memory with the complexity of tasks the subjects mastered. Presents some hints for a better design of instruction. (YP)

Experienced Physicists solve simple textbook problems differently from beginning students. This paper describes these differences using a computer-implemented model that "learns." The research is set in the the context of modern computer-processing psychology, and is related to other work relevant to help people know and learn…