Sten Vermund from University of Alabama reflects on the history of the global AIDS epidemic and his involvement in the field as a young scientist in the 80's. He discusses the social and economic factors of HIV/AIDS, such as stigma, poverty and the drug industry.

Dr George Galasso is working on HIV vaccines at NIAID. Here he talks about the scientific challenges of HIV/AIDS and the chances of developing a vaccine. He believes that one of the main focuses in HIV/AIDS research still is to find treatment for opportunistic infections.