1. Open Society Institute Public Health Program, New York, NY 10019, USA.
2. Médecins Sans Frontières, Cape Town, 2017, South Africa.
3. Division of AIDS, University of British Columbia, Vancouver, BC, V6Z 1Y6, Canada; President, International AIDS Society.
4. Director, Fundacion Huesped, C1202ABB, Buenos Aires, Argentina; Immediate Past President, International AIDS Society.
5. Department of Research, Makerere Medical School, Kampala, Uganda; President-Elect, International AIDS Society.