1. Centre for Health Policy, School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.
2. Department of Public Policy and Management, SD Dombo University of Business and Integrated Development Studies, Wa, Ghana.
3. School of Community Health, Charles Sturt University, Orange, NSW, Australia.
4. Warwick Medical School, University of Warwick, Coventry, UK.
5. Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA.
6. School of Health Systems and Public Health, University of Pretoria, Pretoria, South Africa.
7. Consortium for Advanced Research Training in Africa (CARTA), Nairobi, Kenya.
8. School of Public Health, University of the Witwatersrand, Johannesburg, South Africa.