Lends support to the idea that the quality of the cases used in problem-based learning affects the nature of student learning in this context. Outlines seven principles adapted from research on learning and cognition that can help guide case design. Contains 22 references. (DDR)

Changes are being made in the medical physiology undergraduate curriculum at Leeds to help students take greater responsibility for their own learning. Describes the use of problem-based assignments, workbooks, clinical case studies, and computer-based learning exercises in the physiology course to encourage student-directed learning. (LZ)