- American Enterprise Institute/Brookings
- American University (CCPS)
- Brigham Young University
- Caltech
- Dartmouth University
- Duke University (2)
- Florida State
- Fordham University
- George Washington University
- Harvard University/Massachusetts Institute of Technology
- Indiana University
- New York University/Berkeley
- Ohio State University
- Pew Foundation
- Princeton University
- Stanford, Hoover Institution
- University of Akron
- University of California, Merced
- University of California, Riverside/Ohio State University/Harvard
- University of California, San Diego
- University of Maryland
- University of Maryland, Baltimore County/NCOBPS
- University of Missouri
- University of North Carolina
- University of Strathclyde
- University of Texas (2)
- Utah State University
- Yale University
