Elizabeth Fee is chief of the History of Medicine Division at the National Institutes of Health's National Library of Medicine in Bethesda, Maryland, and adjunct professor of history and health policy at the Johns Hopkins University. Her many books include Disease and Discovery: A History of the Johns Hopkins School of Hygiene and Public Health, 1916-1939, available from Johns Hopkins. Theodore M. Brown is professor of history at the University of Rochester, where he also teaches in the Department of Community and Preventive Medicine and the Division of Medical Humanities.