Gregg Gonsalves is an epidemiologist, health activist, and professor. Currently, he is a Proffessor at Yale School of Public Health and an Associate Professor (adjunct) at Yale Law School. His research focuses on using quantitative models to improve the delivery of services and shape policy-making on HIV/AIDS. In the 1990s, Gonsalves worked with the AIDS advocacy group, the AIDS Coalition to Unleash Power (ACT UP). He then co-founded the Treatment Action Group (TAG), where he wrote reports on HIV research, especially about AIDS research at the National Institutes of Health. He went on to join Gay Men's Health Crisis. Gonsalves then moved to Cape Town, South Africa to work for the AIDS and Rights Alliance for Southern Africa. He co-founded the International Treatment Preparedness Coalition. Gonsalves's work has appeared in the New York Times, Washington Post, Foreign Policy and The Nation. Gonsalves was born in Mineola, NY and raised in nearby East Meadow, NY. He received his BS in Ecology and Evolutionary Biology and his PhD in Epidemiology of Microbial Diseases from the Yale School of Public Health. While there, he co-founded the Yale Global Health Justice Partnership between the public health and law schools.