1985, AB and 1992, MD, Georgetown. 1995, residency in Internal Medicine, Univ. of Chicago Hospitals. 1998, Fellowship in Infectious Diseases, National Institute of Allergy and Infectious Diseases. With US Dept of Health and Human Services: Asst Director, Medical Affairs, National Institute of Allergy and Infectious Diseases, and National Institutes of Health; Co-Exec. Secretary, HIV therapy guidelines for adults and adolescents; Deputy then Asst then, 2006, Acting US Global AIDS Coordinator. 2006-09, led implementation of President Bush's Emergency Plan for AIDS Relief; principal investigator for clinical and basic research for US and int'l protocols with emphasis on HIV therapy; Asst Surgeon General and Rear Admiral, US Public Health Service Commissioned Corps. Currently, Exec. Director, Global Fund to Fight AIDS, Tuberculosis and Malaria; concurrently, Managing Director, Office of UN Special Envoy for Malaria, and Senior Counsellor, Global Business Coalition on HIV, TB and Malaria.