1. Department of Health Behavior, The University of North Carolina at Chapel Hill, Gillings School of Global Public Health, Chapel Hill, NC, USA
2. School of International Service, American University, Washington DC, USA
3. Duke Global Health Institute, Duke University, Durham, NC, USA
4. Department of Psychiatry and Mental Health, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania
5. Department of Health Policy and Management, The University of North Carolina at Chapel Hill, Gillings School of Global Public Health, Chapel Hill, NC, USA