Episode 24 of IMPACT features Dr. Paul Volberding, a global pioneer in HIV/AIDS research and treatment. Dr. Volberding is the Director of the UCSF AIDS Research Institute and Founding Chair of the Board of the International Antiviral Society. He was also involved in the first clinical trials for antiretroviral therapy, and established the world's first outpatient clinic for people with AIDS back in 1983. Dr. Volberding and host Shane Allen talk about the big question: How close are we to a cure for HIV and AIDS?