Harvard University

3 Columbia University

3 Massachusetts Institute of Technology

3 Yale University

University of Chicago

6 Stanford University

University of Pennsylvania

9 Northwest University

10 Duke University

/kloc-0 0 Johns Hopkins university

12 California Institute of Technology

12 Dartmouth College

14 Brown University

15 University of Notre Dame

15 Vanderbilt University

17 Cornell university

17 rice university

19 Washington university in St. Louis

University of California, Los Angeles

2 1 emory university

University of California at Berkeley

University of southern California

24 Georgetown University

Carnegie Mellon University

25 University of Michigan at ann arbor

27 Wilkerson Forestry University

University of Virginia

Tufts University

29 new york University

29 University of North Carolina at Chapel Hill

29

University of Rochester, USA

29 Georgia Institute of Technology

University of California, Santa Barbara

University of Florida

36 University of California, Irvine

37 Boston College

37 University of California, San Diego

University of California at Davis

40 brandeis University

40 William and Mary College

40 Boston University

40 Cases Western Reserve University

40 Northeastern University

40 tulane university

university of wisconsin

Villanova University

48 University of Illinois at Urbana-Champaign

University of Texas at Austin

50 Pepperdine University

50 University of Georgia

Rensselaer Institute of Technology

50 Lihai University