The study was conducted at the Neurobiological Studies Unit (VA Connecticut Healthcare System, West Haven, CT) with the approval of the Institutional Review Boards of Yale University School of Medicine and VA Connecticut Healthcare System and in accordance with the Helsinki Declaration of 1975. The study was a double-blind, placebo-controlled comparison of the effects of varying blood alcohol levels (BALs) in subjects with schizophrenia versus healthy control subjects. Subjects were recruited by advertisements and by word of mouth and were paid for their participation at |[dollar]|100 per test day.