1 Aaron Prosser, MSc, Complex Mental Illness Program (Forensic Division), Centre for Addiction and Mental Health, Toronto, Canada, M6J 1H4. Tel: (416) 535-8501 ext. 32338; email: aaron.prosser@camh.ca; Bartosz Helfer, MSc, King's College London, MRC Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, Psychology & Neuroscience, London, UK; Stefan Leucht, MD, Department of Psychiatry and Psychotherapy, Technical University Munich, Klinikumrechts der Isar, Munich, Germany.