riteria
Inclusion Criteria:
a first episode of a psychotic illness that began within the past two years;
a diagnosis by Diagnostic and Statistical Manual of Mental Disorders of schizophrenia, schizoaffective disorder, mainly depressed type, or schizophreniform disorder;
between 18 and 45 years of age;
sufficient acculturation and fluency in the English language to avoid invalidating research measures of thought, language, and speech disorder or of verbal cognitive abilities; and
residence within commuting distance of the Aftercare Research Program at the University of California, Los Angeles.
Exclusion Criteria:
evidence of a known neurological disorder (e.g., epilepsy) or significant head injury;
evidence of alcohol or substance use disorder within the six months prior to the first episode and evidence that substance abuse triggered the psychotic episode or makes the schizophrenia diagnosis ambiguous;
mental retardation, i.e. premorbid intelligence quotient less than 70.