John Harley Warner, a historian who focuses on the transnational history of medicine and science, received his Ph.D. in 1984 from Harvard University (History of Science), and from 1984-1986 was a Postdoctoral Fellow at the Wellcome Institute for the History of Medicine in London.
In 1986 he joined the Yale faculty with a primary appointment in the School of Medicine, where he is now Avalon Professor and Chair of the Section of the History of Medicine with a fully split faculty appointment in the Department of History. He is a professor and core faculty member in the Yale University Program in the History of Medicine and Science and professor of American Studies.
His research interests include the cultural and social history of medicine in the United States from the early 19th century to the present, and transnational and transcultural comparison. Hi is particularly interested in the history of medical education, professional identity, clinical practice, and the visual cultures of medicine.