| 1 (1) | University of Oxford | GBR |  |
| 2 (2) | University of Cambridge * | GBR | |
| 3 (3) | Centre National de la Recherche Scientifique * | FRA |  |
| 4 (4) | Russian Academy of Sciences * | RUS | |
| 5 (5) | Princeton University | USA | |
| 6 (6) | Saint Petersburg State University | RUS | |
| 7 (7) | Universidad Complutense de Madrid * | ESP | |
| 8 (8) | State University - Higher School of Economics | RUS | |
| 9 (9) | Universita degli Studi di Roma La Sapienza | ITA | |
| 10 (10) | University College London * | GBR | |
| 11 (11) | University of St. Andrews | GBR | |
| 12 (12) | Universidad de Zaragoza * | ESP | |
| 13 (13) | L'Alma Mater Studiorum - Universita di Bologna | ITA | |
| 14 (14) | Universite PSL * | FRA | |
| 15 (15) | Scuola Normale Superiore Pisa * | ITA | |
| 16 (16) | Sorbonne Universite * | FRA | |
| 17 (17) | University of Ljubljana * | SVN | |
| 18 (18) | University of Warsaw | POL | |
| 19 (19) | Universidad de Granada * | ESP | |
| 20 (20) | Universita degli Studi Ca Foscari di Venezia | ITA | |
| 21 (21) | Ludwig-Maximilians Universitat Munchen * | DEU | |
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