1. Simon Fraser University, Burnaby, British Columbia, Canada
2. University of Oxford, Oxfordshire, England
3. University of British Columbia, Vancouver, British Columbia, Canada
4. University College London, London, England
5. New York University Grossman School of Medicine, New York City, New York, United States
6. Vancouver School of Economics, The University of British Columbia, Vancouver, British Columbia, Canada
7. Imperial College London, London, United Kingdom
8. St. George Hospital University Medical Center, Rmeil, Beirut, Lebanon
9. London School of Economics, London, England
10. University of California Riverside, Riverside, California, United States
11. Gallup Inc., Washington, D.C., United States
12. Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States
13. Harvard Business School, Boston, Massachusetts, United States
14. Stanford University, Stanford, California, United States
15. Columbia University, New York City, New York, United States