1. Regional Centre for Child and Youth Mental Health and Child Welfare; Faculty of Medicine and Health Science; Department of Mental Health; Norwegian University of Science and Technology (NTNU); Trondheim Norway
2. The Netherlands Organization for Applied Scientific Research (TNO); Quality of Life; Leiden The Netherlands
3. Merced - Psychological Sciences; School of Social Sciences, Humanities and Arts, and Health Sciences Research Institute; University of California; Merced CA USA
4. Centre of the Study of Educational Practice; Hedmark University College; Elverum Norway