Myron S. Cohen is the J. Herbert Bate Distinguished Professor of Medicine, Microbiology and Immunology and Epidemiology at the University of North Carolina at Chapel Hill. He also serves as chief of the Division of Infectious Diseases, director of the Institute for Global Health & Infectious Diseases, and Associate Vice Chancellor for Global Health. Additionally, Dr. Cohen is co-principal investigator of the National Institutes of Health HIV Prevention Trials Network (HPTN).His research focuses on the transmission and prevention of transmission of HIV. Dr. Cohen helped to develop laboratory methods to measure HIV in genital secretions, as well as methods to detect the best antiviral agents to reduce replication of HIV in these compartments. For this work, Dr. Cohen has received 30 years of continuous funding from the NIH, including an NIH MERIT Award. Dr. Cohen is the architect and principal investigator of the multinational HPTN 052 trial, which demonstrated that antiretroviral treatment prevents the sexual transmission of HIV-1.