Although programmed instruction as a valid educational tool has gained wider acceptance since its development in the mid-50s, its presence in medical school instruction has been notably lacking. Considering the medical basic science knowledge explosion, it should be heartening for medical students to have access to Kent's text, a milestone in teaching the basic principles of medical school pathology. To the practicing pathologist the format of the text, at first, may seem overly simplistic, but soon one realizes the benefits of a process that guides a student through logical sequences toward comprehension of complex facts, and that at the same time inculcates more logical thought processes.
Another outstanding advantage to the student is the immediate satisfaction of knowing that each concept has been understood correctly and that a solid foundation of facts is being mastered. Rapid advancement by easy stages will be particularly encouraging to the average student. His confidence