1. Research Consultant, School of Global and Public Health, Kamuzu University of Health Sciences, MAC CDAC, Blantyre, Malawi.
2. Honorary Researcher, School of Public Health, University of the Witwatersrand, Johannesburg, South Africa
3. Professor of Research, Centre for Social Research, University of Malawi, Zomba, Malawi
4. Distinguished Professor of Public Health and Medical Anthropology, School of Public Health, University of the Witwatersrand, Johannesburg, South Africa
5. Adjunct Professor, School of Social Sciences, Monash University, Melbourne, Australia