1. University of Connecticut School of Medicine; Farmington CT USA
2. Criminological Research Institute of Lower Saxony; Hanover Germany
3. Iowa State University; Ames IA USA
4. University of Amsterdam; Amsterdam the Netherlands
5. University of Lübeck; Lubeck Germany
6. General Hospital of Beijing Military Region; Beijing China
7. Institute of Mental Health; Singapore
8. National Institute of Psychiatry and Metropolitan Autonomous University; Mexico City Mexico
9. Université de Bordeaux; Bordeaux France
10. Hospital de Mataró Barcelona; Barcelona Spain
11. Network for Internet Investigation and Research Australia; Sydney NSW Australia
12. University of Pennsylvania; Philadelphia PA USA