Dr Robert C Gallo talks about the importance of yearly AIDS congresses. He also talks about the scientific community before and during the AIDS epidemic, and puts the disease outbreak into a sociological context.

Dr Robert Gallo is interviewed in the laboratory about the HIV virus and his ongoing work. He also talks with his team and discusses the question of international collaboration with Lars Olof Kallings. He answers questions about HIV and AIDS, drugs and promiscuity.

Jonathan Mann, was a US medical doctor and influential within the World Health Organization (WHO). Here he talks about the global understanding of the disease between 1981 and 1988.