1. Department of Political Science University of Illinois Chicago Chicago Illinois USA
2. Center for Science of Science and Innovation, Kellogg School of Management Northwestern University Evanston Illinois USA
3. Department of Political Science Reed College Portland Oregon USA
4. Lyndon B. Johnson School of Public Affairs University of Texas at Austin Austin TX USA
5. John D. “Jay” Rockefeller School of Policy and Politics West Virginia University Morgantown West Virginia USA
6. Heinz Foundation Pittsburgh Pennsylvania USA