1. HIV/Aids, STI and TB Research Programme, Human Sciences Research Council, Pretoria, South Africa
2. Department of Work & Social Psychology, Maastricht University, Maastricht, the Netherlands
3. Research & Innovation Chief-Directorate, The National School of Government, Pretoria, South Africa
4. Psychiatry and Behavioral Sciences, University of Miami Miller School of Medicine, Miami, FL, USA
5. Department of Psychology, University of Georgia, Athens, GA, USA
6. Department of Research & Innovation, University of Limpopo, Sovenga, South Africa