This award honors Jack D. Pressman, Ph.D., a distinguished historian of medicine and Associate Professor of the History of the Health Sciences at the University of California, San Francisco at the time of his early and unexpected death in June 1997. The award and stipend of $1,000 is given yearly for outstanding work in twentieth-century history of medicine or medical science, as demonstrated by the completion of the Ph.D. and a proposal to turn the dissertation into a publishable monograph.