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Insanity Defense Reform Act 1984

US federal legislation passed after the Hinckley acquittal that restricted expert psychiatric and psychological testimony in insanity proceedings by prohibiting direct ultimate-issue opinion on the defendant's mental state for the offence charged.

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BSA 2023 Section 39Contemporaneous DocumentationCourt-Appointed ExpertCPR Part 35Dual-Role ConflictExpert Witness Duty to CourtFederal Rules of Evidence Rule 702Party-Retained ExpertR v. Mohan 1994Ultimate-issue rule

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