1. School of Politics and International Relations, Queen Mary University of London, London, UK
2. Institute of Psychology, Czech Academy of Sciences, the Czech Republic & Department of Political Science, San Diego State University, San Diego, CA, USA
3. Department of Politics and Public Administration, University of Konstanz, Konstanz, Germany
4. Institute for Employment Research (IAB), Nuremberg, Germany
5. Chair of Sociology, Societal Comparison, University of Mannheim, Mannheim, Germany
6. Chair of Sociology, Area Societal Stratification, Otto-Friedrich University of Bamberg, Bamberg, Germany
7. Chairs of General Sociology, Sociology of Islam, and Sociology of Territories and Populations, University Suor Orsola Benincasa, Naples, Italy
8. Sociology Department, Lucian Blaga University of Sibiu, Sibiu, Romania