Otis Webb Brawley, MD, MACP, FRCP(L), FASCO, FACE is the Bloomberg Distinguished Professor of Oncology and Epidemiology at Johns Hopkins University. He is an authority on cancer screening and prevention and leads a broad research effort in the Johns Hopkins School of Medicine, the Bloomberg School of Public Health and the Sidney Kimmel Comprehensive Cancer Center, focusing on how to close racial, economic, and social disparities in the prevention, detection, and treatment of cancer. He is a member of the National Cancer Institute Board of Scientific Advisors and the National Academy of Medicine. From 2007 to 2018, Brawley was Chief Medical and Scientific Officer of the American Cancer Society. From 2001 to 2018, he also served as a professor in the Emory University School of Medicine and the Emory Rollins School of Public Health. Brawley graduated from the University of Chicago, Pritzker School of Medicine and trained in medical oncology at the National Cancer Institute.