Description: Homicides by those who have received care from mental health services are rare events, but their impact is extensive. The tragedy of violent death is followed by dislocation and despair for families - both of victim and perpetrator - while the professionals involved and community as a whole can be variously touched by anger, anguish and self-reproach. Inquiries after such events are currently inevitable. But what is the proper role of these inquiries after homicide, and what are their achievements and shortcomings?