Study finds extreme beliefs often mistaken for insanity. Researchers suggest sane people who develop systems of belief allowing them to commit atrocious acts requires a specific term. They recommend "extreme overvalued belief" to refer to a psychiatric diagnosis relevant to criminal court cases.

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Study finds extreme beliefs often mistaken for insanity. Researchers suggest sane people who develop systems of belief allowing them to commit atrocious acts requires a specific term. They recommend "extreme overvalued belief" to refer to a psychiatric diagnosis relevant to criminal court cases.