- Faculty of Health SciencesJohannesburg, South Africa
Director of the Health Economics and Epidemiology Research Office, University of the Witwatersrand;
Founding Director and CEO of Right to Care, and Right to Care Health Services;
Associated Professor Internal Medicine, University of the Witwatersrand;
Adjunct Professor School of Public Health, Boston University;
International Scientific Officer (Vice-Chair) AIDS Clinical Trials Group, DAIDS/NIH.