Dr. Wafaa El-Sadr spoke with NPR’s WNYC to discuss what Science magazine called the breakthrough of the year—the HIV Prevention Trials Network (HPTN) 052. The study found that providing early antiretroviral treatment to an HIV-infected person can reduce the risk of sexual transmission of HIV to their HIV uninfected heterosexual partner by 96 percent. Eric Goosby, United States Global AIDS Coordinator, and Brian Williams, an AIDS researcher from South Africa, also commented on the study’s implications. View the full story