Lecture, three hours; discussion, two hours. Course 80A is enforced requisite to 80B, which is enforced requisite to 80CW. Limited to first-year freshmen. Examination of aging process from vantage points of multiple disciplines, including biology, psychology, sociology, ethics, and public policy. Study of biomedical and biological aging and psychological, social, and ethical implications of phenomena. P/NP or letter grading.