| 1 (375) | Educational Testing Service | USA |  | |
| 2 (393) | RAND Corp | USA | | |
| 3 (700) | United Nations International Children's Emergency Fund, United States | USA | | |
| 4 (889) | Haskins Laboratories | USA | | |
| 5 (1055) | SRI International | USA | | |
| 6 (1311) | Santa Fe Institute | USA | | |
| 7 (1537) | World Bank, United States | USA | | |
| 8 (1674) | Regenstrief Institute | USA | | |
| 9 (1889) | Canadian Institute for Advanced Research | CAN | | |
| 10 (2635) | Walter Reed Army Institute of Research * | USA | |
