Bill is a public health data scientist with training in demography, epidemiology and biostatistics who uses his skills to answer policy relevant programmatic questions related to the management of HIV treatment programs. For the past 7 years, Bill has been based in South Africa where he has collaborated on research and monitoring & evaluation projects with South African government institutions. Bill is the Co-Principal Investigator of a USAID funded project that has developed dashboards and other tools for monitoring the HIV treatment program in South Africa. Bill is an internationally recognized expert on international clinical trials and has served on Data Safety and Monitoring Boards and Technical Advisory Groups for WHO and CDC sponsored international studies. Bill earned his Doctors and Master of Science in Population and International Health from the Harvard School of Public Health and his Bachelors in Arts in International Relations from the University of California at Davis. He spent three years as a policy analyst at the US Environmental Protection Agency in the Recycling Section of the Office of Solid Waste, and two years as a Peace Corps Volunteer in Honduras.