Dr. Alwyn Cohall is director of the Harlem Health Promotion Center, one of 33 national Prevention Research Centers established by the Centers for Disease Control and Prevention to build bridges between academia and vulnerable communities. Dr. Cohall's main areas of research interest include adolescent health; reproductive health; violence; access to healthcare, particularly for young men of color; and health communication/health promotion. In addition to his research interests, Dr. Cohall is board-certified in both pediatrics and adolescent medicine and has a private practice in adolescent health. Dr. Cohall serves as the director of Project Stay (Services to Assist Youth), which is a New York State Department of Health funded program that provides confidential health services to young people affected by or infected with HIV/AIDS. He is also a consulting physician with the Young Men's Clinic (YMC), an innovative program that provides primary care services to this underserved and often neglected population.