Besides trying to the find the most effective methods to treat and prevent HIV/AIDS, Dr. Max Essex, Chair of the Harvard AIDS Initiative, has been trying to understand why southern Africa is the epicenter of the epidemic. According to the 2010 UNAIDS Report, 22 million of the 33 million people living with HIV live in sub-Saharan Africa. In South Africa the adult HIV prevalence is 17.8%, with an estimated 5.6 million people living with HIV. In three other southern African countries, the national adult HIV prevalence rate now exceeds 20%. These countries are Botswana (24.8%), Lesotho (23.6%) and Swaziland (25.9%).
Spotlight Editor Martha Henry asked Essex about what he and his HAI colleagues have learned. Continue reading