Although there is a widespread belief that scaling up HIV voluntary testing and counseling (VCT) programs in Africa will have large prevention benefits through reductions in risk behaviors, these claims are difficult to establish from existing evaluations of VCT. Considerations from behavioral...

Demographic and Health Survey data from nine African countries make it clear that HIV/AIDS prevention knowledge has been increasing. Still, in many cases, fewer than half of adult respondents can identify specific prevention behaviors. Knowledge is lowest in rural areas and among women. HIV...