1. Department of Forensic Psychiatry and Psychotherapy, Mainz University Medical Center, Mainz, Germany
2. Centre for Criminology (Kriminologische Zentralstelle—KrimZ), Wiesbaden, Germany
3. Department of Psychology, Johannes Gutenberg-University (Jgu), Mainz, Germany
4. Institute for Sex Research, Sexual Medicine and Forensic Psychiatry, University Medical Center Hamburg- Eppendorf, Hamburg, Germany
5. Federal Evaluation Centre for Violent and Sexual Offenders (FECVSO), Austrian Ministry of Justice, Vienna, Austria