Listen to Susan Desmond-Hellmann, MD, MPH and others who gave TEDMED talks this year.

Dr. Desmond-Hellman became the ninth Chancellor of the University of California, San Francisco (UCSF) in August 2009. An oncologist and renowned biotechnology leader, she holds the Arthur and Toni Rembe Rock Distinguished Professor appointment at UCSF and oversees all aspects of the university and medical center’s strategy and operations.