Unformatted text preview: Psychology and Law Psychology
Insanity Defense Insanity Defense What does insanity mean in What psychological terms? psychological Nothing (not in DSMIV) Definition varies state by state 5 states have no insanity defense Federal government revised definition 3 times in past 40 years First Step: Competency Hearing IST: Incompetent to Stand Trial 2 parts to guilt 1. Actus reus (did it) 2. Mens rea (mental state accompanying forbidden act) McNaughten Rule 1843 England Daniel McNaughten shot & killed secretary of Prime Minister Peel Found NGRI (not guilty by reason on insanity) Outcry Developed 15 questions to guide judges McNaughten questions include Presume sane until shown otherwise At time of act, was s/he “laboring under such a defect of reason, from disease of the mind, as not to know the nature and quality of the act he was doing, or, if he did know it, that he did not know what he was doing was wrong?” Some add irresistible impulse Police officer at the elbow test Still used in about half the states Criti...
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- Spring '11
- Psychology, Insanity defense, Insanity Defense Insanity