Despite effective pharmacological treatments for psychotic symptoms (eg, hallucinations,
delusions), functional outcomes for people with psychotic disorders are often disappointing …

The neurocognitive literature on test performance in schizophrenia is reviewed
quantitatively. The authors report 22 mean effect sizes from 204 studies to index …

Schizophrenia is currently classified as a psychotic disorder. This article posits that this
emphasis on psychosis is a conceptual fallacy that has greatly contributed to the lack of …

Abnormalities of prefrontal cortical function are prominent features of schizophrenia and
have been associated with genetic risk, suggesting that susceptibility genes for …

OBJECTIVE: Memory impairment is well documented in schizophrenia. Less is known,
however, about the exact magnitude, pattern, and extent of the impairment. The effect of …

Background: Medication and chronicity have complicated past attempts to characterize the
neuropsychological performance of patients with schizophrenia. There have been …

To stimulate the development of new drugs for the cognitive deficits of schizophrenia, the
National Institute of Mental Health (NIMH) established the Measurement and Treatment …

Cognitive functioning is moderately to severely impaired in patients with schizophrenia. This
impairment is the prime driver of the significant disabilities in occupational, social, and …

Background: Impaired Wisconsin Card Sorting Test (WCST) performance has been one
critical piece of evidence suggesting frontal lobe dysfunction in schizophrenia. However, the …

This study identified and characterized a group of schizophrenic patients without
neuropsychological (NP) impairment. A comprehensive NP battery was administered to 171 …