1. Viersprong Institute for Studies on Personality Disorders, Center of Psychotherapy De Viersprong; Halsteren The Netherlands
2. Expertisecentrum MBT-NL; Bergen op Zoom The Netherlands
3. Section of Medical Psychology and Psychotherapy; Erasmus Medical Center Rotterdam; Rotterdam The Netherlands
4. GGZ Breburg; Tilburg The Netherlands
5. Tranzo Scientific Centre for Care and Welfare, Faculty of Social and Behavioral Sciences; Tilburg University; Tilburg The Netherlands
6. Department of Psychology; University of Amsterdam; Amsterdam The Netherlands