| Rank | Institution | Region |
|---|---|---|
| 1 | Princeton University | Princeton, NJ. |
| 2 | Massachusetts Institute of Technology | Cambridge, Massachusetts |
| 3 | Harvard University | Cambridge, Massachusetts |
| 4 | Stanford University | Stanford, CA |
| 5 | Yale University | New Haven, CT |
| 6 | California Institute of Technology | Pasadena, CA |
