Keio University, Japan’s oldest private university located in Tokyo, annually awards The Keio Medical Science Prize to recognize researchers who have made an outstanding contribution to the fields of medicine or the life sciences. It is the only prize of its kind awarded by a Japanese university, and 9 laureates of this prize have later won the Nobel Prize. The 28th Keio Medical Science Prize is awarded to Napoleone Ferrara, M.D., from University of California San Diego, and Kazutoshi Mori, Ph.D., from Kyoto University.