1. Department of Social, Developmental and Educational Psychology, Universidad de Huelva, 21007 Huelva, Spain
2. Department of Human Development and Family Sciences, Texas Tech University, Lubbock, TX 79409-1230, USA
3. Faculty of Human Sciences, Portuguese Catholic University, 1649-023 Lisbon, Portugal
4. Department of Psychosocial Science, Faculty of Psychology, University of Bergen, Christies Gate 12, 5020 Bergen, Norway