Jill O’Donnell-Tormey, Ph.D., is chief executive officer and director of scientific affairs of the Cancer Research Institute (CRI), a nonprofit organization founded in 1953 that is today the global leader in supporting and coordinating research aimed at harnessing the immune system’s power to conquer all cancers. She joined the organization in 1987 and has been chief executive since 1993. Prior to joining CRI, she served as a research associate in the Department of Medicine at Cornell University Medical College and as a postdoctoral fellow in the laboratory of cellular physiology and immunology at The Rockefeller University.