Horacio F. Sívori. Argentina. Postdoctoral fellow at the Institute of Social Medicine, State University of Rio de Janeiro, and regional Coordinator at the Latin American Center on Sexuality and Human Rights (CLAM). His areas of interest include homosexuality, science, and politics. Current research focuses on expert knowledge, LGBT activism and AIDS prevention in Argentina. Author of Locas, chongos y gays. Sociabilidad homosexual masculina durante la década de 1990 (2005).

Sivori's Locas, Chongos y Gays: