Leonard Zon, M.D., Director of the Stem Cell Program, Boston Children’s Hospital; Grousbeck Professor of Pediatric Medicine, Harvard Medical School; investigator, Howard Hughes Medical Institute
Michel Nussenzweig, M.D., Ph.D., Senior Physician, Zanvil A. Cohn and Ralph M. Steinman Professor and head, Laboratory of Molecular Immunology; investigator, Howard Hughes Medical Institute