reported that 23% of homicide defendants suffered from psychosis at the time of the incident, mirroring Fazel and Grann's estimate (4) that 20% of their Swedish sample had a psychotic illness and 90% had at least one psychiatric diagnosis. Lindqvist (5), also reviewing Swedish records, reported that 53% of homicide offenders had a mental disorder, although specific diagnoses are not reported. In contrast, Shaw et al. (6) reported that 34% of 1,594people convicted of homicide in the United Kingdom had a mental disorder, and Cote and Hodgins (7) reported rates of 12%for schizophrenia, 15%for major depression, and 5% for bipolar disorder in a sample of 87 homicide convicts in Quebec.