| 1 (157) | Bill and Melinda Gates Foundation | USA |  |
| 2 (446) | RAND Corp | USA | |
| 3 (532) | Walter Reed Army Institute of Research * | USA | |
| 4 (600) | United Nations International Children's Emergency Fund, United States | USA | |
| 5 (688) | Louisiana State University Agricultural Center | USA | |
| 6 (712) | Ontario Institute for Cancer Research | CAN | |
| 7 (939) | Population Council, USA | USA | |
| 8 (1072) | Battelle Memorial Institute * | USA | |
| 9 (1126) | National Bureau of Economic Research | USA | |
| 10 (1221) | American Heart Association | USA | |
| 11 (1335) | International Food Policy Research Institute United States | USA | |
| 12 (1568) | Family Health International * | USA | |
| 13 (2231) | Regenstrief Institute | USA | |
|
