1. Department of Sociology, University of California, Santa Barbara, CA, USA
2. Department of Sociology, University of Copenhagen, Copenhagen, Denmark
3. Else-Frenkel-Brunswik-Institut, Leipzig University, Germany, and FiS PAN, Warsaw, Poland
4. Department of Political Science and Administration, Universidad Complutense de Madrid, Madrid, Spain
5. Department Consensus and Conflict, DeZIM-Institute, Berlin and Ruhr-University Bochum, Berlin, Germany