| 1 | Harvard University Boston, MA |
| 2 | Stanford University Stanford, CA |
| 3 | University of Wisconsin--Madison Madison, WI |
| 4 | Johns Hopkins University Baltimore, MD |
| University of California--San Francisco San Francisco, CA | |
| Washington University in St. Louis St. Louis, MO | |
| 7 | Massachusetts Institute of Technology Cambridge, MA |
| University of California--Berkeley Berkeley, CA | |
| Yale University New Haven, CT |
