Rainier Masa, PhD, is an Associate Professor, School of Social Work University of North Carolina, Chapel Hill, North Carolina, USA. Mathias Zimba, MA, is a Director, Rising Fountains Development Program, Chipata, Zambia. Gilbert Zimba, DipTh, is Project Coordinator, Rising Fountains Development Program, Lundazi, Zambia. Graham Zulu, MSW, is a Research Associate, Global Social Development Innovations, University of North Carolina, Chapel Hill, North Carolina, USA. Joseph Zulu, PhD, is an Associate Professor, School of Public Health, University of Zambia, Lusaka, Zambia. Don Operario, PhD, is a Professor, Rollins School of Public Health, Emory University, Atlanta, Georgia, USA.

*Corresponding author: Rainier Masa, e-mail: [email protected]