Jacob Bor, ScD, SM, is Assistant Professor in Boston University's Department of International Health and Center for Global Health & Development. His research applies the analytical tools of economics to the study of population health, with a focus on HIV treatment and prevention in southern Africa. Current research interests include economic spillover effects of HIV treatment on patients, households, and communities; decision-making in HIV-endemic risk environments; population health impacts of social policy; and causal inference in public health research. His work has been published in Science, Epidemiology, and Health Affairs. Prior to his graduate training at Harvard School of Public Health, Dr Bor worked with an HIV-prevention NGO in Botswana, Lesotho, and South Africa.