Awareness of everyday executive difficulties precede overt executive dysfunction in schizotypal subjects.

Much evidence indicates that schizophrenic patients exhibit deficits on tests of executive functioning. It is therefore hypothesized that individuals with high schizotypal personality traits that may have a predisposition to schizophrenia, are also likely to exhibit impairments in neuropsychological tests of executive function. The sample consisted of 65 healthy controls that were divided into high and low scorers on the Schizotypal Personality Questionnaire (SPQ-B: Raine et al.