1. Media and Communications, London School of Economics, London, UK
2. Institute of Social Studies, University of Tartu, Tartu, Estonia
3. Faculty of Psychology and Educational Sciences, Center for Research and Intervention in Education (CIIE), University of Porto, Porto, Portugal
4. Department of Psychology, School of Philosophy, National and Kapodistrian University of Athens, Athens, Greece
5. Department of Psychology, University of Bologna, Bologna, Italy
6. Institute for Research of Children, Youth and Family, Masaryk University, Brno, Czech Republic
7. School of Humanities, Education and Social Sciences, Orebro University, Orebro, Sweden