1. Faculty of Sociology, Adam Mickiewicz University, Poznań, Poland
2. Institute of Philosophy and Sociology, Polish Academy of Sciences, Warsaw, Poland
3. Institute for Structural Research, Warsaw, Poland
4. Institute of Sociological Science and Pedagogics, Warsaw University of Life Sciences, Warsaw, Poland
5. Institute of Sociology, Nicolaus Copernicus University, Toruń, Poland
6. Institute of Applied Social Sciences, University of Warsaw, Warsaw, Poland