1. Department of Family Social Science University of Minnesota – Twin Cities St. Paul Minnesota USA
2. Department of Psychology Penn State University University Park Pennsylvania USA
3. Institute of Psychology Mykolas Romeris University Vilnius Lithuania
4. Department of Psychology Università Cattolica del Sacro Cuore Milan Italy
5. Faculty of Arts University of Ljubljana Ljubljana Slovenia
6. Educational Research Institute Ljubljana Slovenia
7. Faculty of Psychology and Education Sciences, Centre for Social Studies University of Coimbra Coimbra Portugal
8. CICPSI, Faculty of Psychology, Universidade de Lisboa Alameda de Universidade Lisbon Portugal