1. De Hoop GGZ, Dordrecht, The Netherlands
2. Centre for Research and Innovation in Christian Mental Health Care, Dordrecht, the Netherlands
3. Mentrum/Arkin, Amsterdam, The Netherlands
4. Vrije Universiteit, Amsterdam, The Netherlands
5. University of Groningen, Groningen, The Netherlands
6. Universiteit van Amsterdam, Amsterdam, The Netherlands
7. University of New Mexico, Albuquerque, US
8. Antwerp University, Antwerp, Belgium