The raw material of the disciplines of psychology and psychiatry is the insubstantial and unlocalized mind, yet Western science has no means of coming to terms with anything other than material entities. Indeed, within the scientific community, the concept of an immaterial yet causally effective mind is viewed with considerable distaste. Nonetheless, repeated attempts to build a formal theory...
A retrospective sample of 20 adolescents without a history of psychosis was divided into two equal groups of 10: one with daily use of cannabis for 6 or more months and one without any history of cannabis or other substance use. The groups were matched on both sex and age. All 20 adolescents were administered the Rorschach Performance Assessment System (R-PAS), which were all determined to be...