Overview: Elizabeth D. (Dexter) Hay (1927-2007), B.A., 1948, Smith College, Northampton, Massachusetts; M.D., 1952, Johns Hopkins Medical School, Baltimore, Maryland, was Chair of the Department of Anatomy (later the Department of Cell Biology) at Harvard Medical School, Boston, Massachusetts, and the first woman to be made a full professor in a preclinical department at Harvard Medical School. The Hay papers reflect Hay’s work as a cell biologist and related professional activities, including...