<qa>  What is the IQ of the schizophrenic subjects?Baseline Assessment Prior to fMRI scanning all subjects will be assessed for smoking status by means of the Fagerstrom Smoking Tolerance Questionnaire Fagerstrom 1978 and nicotine dependent subjects will be instructed to smoke their usual amount prior to reporting for scanning. Screening for intact vision 2025 uncorrected or corrected with eyeglasses or contact lenses by means an eye chart will be conducted. Cognitive status will be assessed in the following domains: attention Continuous Performance Test, psychomotor reaction time finger tapping test, memory California Verbal Learning Test, IQ Weschler Abbreviated Scale of Intelligence, vocabulary and matrices subtests, and executive function Stroop Task. The schizophrenic subjects will be rated for severity of psychopathology by means of the PANSS, Abrams and Taylor Rating Scale for Emotional Blunting AT, SANS, Clinical Global Impression Scale CGI, and the Quality of Life Scale. Current side effects to antipsychotics will be assessed by means of the Barnes Akathisia Scale and the Simpson Angus Scale. Schizophrenic subjects will have 30cc of blood drawn for CBC and SMA-12 to ensure stable baseline medical status prior to switching to aripiprazole. 