1. Department of Philosophy & Religious Studies, Moi University, Eldoret, Kenya
2. Kenya Medical Research Institute (KEMRI)/CDC Clinical Research Center, Kisumu, Kenya
3. Department of Behavioral Science, School of Medicine, Moi University, Eldoret, Kenya
4. Center for Health Equity Research, Brown University School of Public Health, Providence, RI, USA
5. Department of Behavioral and Social Science, Brown University School of Public Health, Providence, RI, USA
6. Department of Social and Behavioral Sciences, Yale School of Public Health, Hartford, CT, USA
7. Department of Medicine, Brown University Warren Alpert Medical School, Providence, RI, USA