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.

Quarraisha Abdool Karim is an epidemiologist in Durban. She talks about the start of the South African AIDS epidemic and the South African AIDS response, health policies and campaigns. She explains why women are more susceptible to HIV than men are.

Robin Weiss, a British Molecular Biologist and Professor of Viral Oncology at University College London, talks about the scientific contribution of small countries like Sweden, interdisciplinary collaborations in HIV research and HIV vaccines.

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.

Nobel Prize Laureate Luc Montagnier answers questions on the origin of HIV, the spreading of the virus, prevention, and the possibility of a vaccine.