1. Johns Hopkins Bloomberg School of Public Health, International Health, 615 North Wolfe Street, Baltimore, MD, USA
2. Spark Street Consulting, 55 White Street, New York, NY, USA
3. Fondation Botnar, St. Alban-Vorstadt 56, 4052 Basil, Switzerland
4. Heilbrunn Department of Population and Family Health, Columbia Mailman School of Public Health, 722 W 168th Street, New York, NY, USA