Other

Member and executive positions in National Medical and Dental Association (an anti-apartheid alternative to the mainstream Medical Association of South Africa), 1984-92
Editorial Board, Bulletin of the World Health Organisation: The International Journal of Public Health, 1999- 2010
Referee for the S.A. Journal of Epidemiology and Infection, the South African Medical Journal, Journal of Health Policy and Planning, Social Science and Medicine, Medical Education
Chair of Ministerial Committee on Health Care Financing, 1994
Member of Ministerial Committee on National Health Insurance, 1995
Vice-president and then president of the Students’ Representative Council, University of Witwatersrand, 1976-1978
Executive member of the National Union of South African Students, 1976-1978