1
Massachusetts Institute of Technology
1
Princeton University
3
Harvard University
3
Stanford University
3
University of California--Berkeley
6
University of Chicago
7
University of California--Los Angeles
8
California Institute of Technology
8
New York University
8
Yale University
11
Columbia University
11
University of Michigan--Ann Arbor
13
University of Texas--Austin
14
Brown University
14
Cornell University
16
Duke University
16
Northwestern University
16
University of Pennsylvania
16
University of Wisconsin--Madison
20
Carnegie Mellon University
20
Georgia Institute of Technology
20
Johns Hopkins University
20
University of California--San Diego
20
University of Illinois--Urbana-Champaign
20
University of Maryland--College Park
20
University of Minnesota--Twin Cities
27
Ohio State University
27
Rutgers, The State University of New Jersey--New Brunswick
27
University of Washington
30
Rice University
30
Stony Brook University--SUNY
30
University of California--Davis
30
University of North Carolina--Chapel Hill
34
Indiana University--Bloomington
34
Texas A&M University--College Station
34
University of California--Irvine
37
Pennsylvania State University--University Park
37
Purdue University--West Lafayette
37
University of California--Santa Barbara
37
University of Notre Dame
37
University of Southern California
37
University of Virginia
43
CUNY Graduate School and University Center
43
University of Arizona
43
University of Illinois--Chicago
43
University of Utah
43
Vanderbilt University
43
Washington University in St. Louis
49
Michigan State University
49
University of Colorado--Boulder