1. Department of Psychology, Faculty of Education, Matej Bel University, Banska Bystrica, Slovakia
2. Department of Psychology, Faculty of Arts, Charles University, Prague, Czech Republic
3. Department of Pedagogy and Psychology, Faculty of Education, University of Hradec Kralove, Hradec Kralove, Czech Republic
4. Department of Psychology, Faculty of Social Studies, Masaryk University, Brno, Czech Republic