Dr. Larry Norton, a breast oncologist, is well-known as a leader in the development of drug treatments for breast cancer. His research has established the importance of using sequential combinations of drugs — a strategy aimed to overcome different drug sensitivities among the cells in a tumor. He has served in leadership positions in several national cancer-related organizations, including serving as president of the American Society of Clinical Oncology (ASCO) in 2001-2002, and is chairman of the board of directors of the ASCO Foundation. Currently, Dr. Norton is serving as the Senior Vice President at Memorial Sloan Kettering Cancer Center and a Professor of Medicine at Weill-Cornell Medical College with over 350 published articles and book chapters to his name.