People Who Inject Drugs In addition, the following individuals of our external expert advisory committee made instrumental contributions to the initial design and content of the document: Billy Pick, USAID; Daniel Wolfe, Open Society Foundations; Dave Burrows, AIDS Projects Management Group; Fabienne Hariga, United Nations Office on Drugs and Crime; Mauro Guarinieri, the Global Fund to Fight AIDS, Tuberculosis and Malaria; Richard Needle, Office of the U.S. Global AIDS Coordinator; and Sergey Votyagov, EHRN.