Abstract: The paper is a review of the psychological literature that is offered insupport of the genetic theory of schizophrenia. Four areas of research arereviewed: physiological aspects of schizophrenia, incidence of schizophrenia in thegeneral population, incidence of schizophrenia among family members, andstudies which control for environmental influences on schizophrenia. Theliterature is not found to support the genetic theory, and is better explained bya social model of psycho-pathology.

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