1. Forensic Psychiatric Centre Dr. S. van Mesdag, Groningen, The Netherlands
2. Stenden University of Applied Sciences, Leeuwarden, The Netherlands
3. Tilburg School of Social and Behavioral Sciences, The Netherlands
4. Leuven Institute of Criminology and Forensic Psychiatric Centre Leuven, Belgium
5. Forensic Psychiatric Centre Kijvelanden, Poortugaal, The Netherlands