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.

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.