| 1 | | California Institute of Technology |
| 2 | | University of Oxford |
| 3 | | Stanford University |
| 4 | | University of Cambridge |
| 5 | | Massachusetts Institute of Technology |
| 6 | | Harvard University |
| 7 | | Princeton University |
| 8 | | Imperial College London |
| 9 | | ETH Zurich |
| 10 | | University of Chicago |
| 11 | | Johns Hopkins University |
| 12 | | Yale University |
| 13 | | University of California, Berkeley |
| 14 | | University College London |
| 15 | | Columbia University |
| 16 | | University of California, Los Angeles |
| 17 | | University of Pennsylvania |
| 18 | | Cornell University |
| 19 | | University of Toronto |
| 20 | | Duke University |
| 21 | | University of Michigan |
| 22 | | Carnegie Mellon University |
| 23 | | London School of Economics and Political Science |
| 24 | | University of Edinburgh |
| 25 | | Northwestern University |
| 26 | | National University of Singapore |
| 27 | | King's College London |
| 28 | | Karolinska Institutet |
| 29 | | Ludwig-Maximilians-Universität München |
| 30 | | New York University |
| 31 | | École Polytechnique Fédérale de Lausanne |
| 32 | | University of Washington |
| 33 | | RMIT University |
| 34 | | University of British Columbia |
| 35 | | KU Leuven |
| 36 | | Lemann Center for Brazilian Studies |
| 37 | | Heidelberg University |
| 38 | | McGill University |
| =39 | | University of California San Diego |
| =39 | | University of California, Santa Barbara |
| 41 | | Georgia Institute of Technology |
| 42 | | Peking University |
| 43 | | The University of Tokyo |
| =44 | | University of California, Davis |
| =44 | | City University of Hong Kong (Dongguan) |
| 46 | | The University of Texas at Austin |
| =47 | | Wageningen University & Research |
| =47 | | Tsinghua University |
| 50 | | University of Wisconsin–Madison |
| 51 | | Brown University |
