Jari Tiihonen1. 1. Karolinska Institutet, Department of Clinical Neuroscience, Byggnad R5, S-17176 Stockholm, Sweden; University of Eastern Finland, Department of Forensic Psychiatry, Niuvanniemi Hospital, Niuvankuja 65, FI-70240 Kuopio, Finland. Electronic address: jari.tiihonen@ki.se.