1 stanford university stanford, ca

2 university of illinois--urbana-champaign champaign, il

3 university of california—berkeley berkeley, ca

4 massachusetts institute of technology cambridge, ma

5 johns hopkins university baltimore, md

6 georgia institute of technology atlanta, ga

7 university of texas—austin austin, tx

8 university of michigan--ann arbor ann arbor, mi

9 cornell university ithaca, ny

10 carnegie mellon university pittsburgh, pa

11 university of florida gainesville, fl

12 california institute of technology pasadena, ca

13 michigan technological university houghton, mi

14 northwestern university evanston, il

15 purdue university--west lafayette west lafayette, in

virginia tech blacksburg, va

17 university of california--los angeles los angeles, ca

university of washington seattle, wa

university of wisconsin—madison madison, wi

20 duke university durham, nc

north carolina state university—raleigh raleigh, nc

pennsylvania state university-university park university park, pa

university of iowa iowa city, ia