- Harvard University
- Stanford University
- University of California, Berkeley
- Johns Hopkins University
- Duke University
- University of Washington
- Columbia University
- Yale University
- University of Michigan
- University of California, Los Angeles
- University of North Carolina at Chapel Hill
- Massachusetts Institute of Technology
- University of Pennsylvania
- University of Wisconsin-Madison
- University of Minnesota Twin Cities
- University of Texas at Austin
- Emory University
- University of Colorado, Denver
- University of Rochester
- University of Chicago
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