

Three new research papers looking at the prevention of sexual infection have been commissioned for this project.
Each Assessment Paper outlines the costs and benefits of at least three of the most promising responses, interventions, or investments to HIV/AIDS in Sub-Saharan Africa within the respective category.The Assessment Paper on the topic of Prevention of Sexual Infection is authored by Jere Behrman, the W.R. Kenan, Jr. Professor of Economics and Director of Population Studies Center at the University of Pennsylvania, and Hans-Peter Kohler, the Frederick J. Warren Professor of Demography, University of Pennsylvania.