There was an error in the key of Figure 1 in an article by VeenaM. Narayan, B.S., et al. (Am J Psychiatry 2007; 164:1418–1427)in the September issue. The correct figure follows.
Figure 1. Uncorrected Statistical Mapping Results of Cortical Thickness Effects Between Groups Defined by Schizophrenia and Violence, Interaction and Simple Effects