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Is nonconformity and freethinking a mental illness? According to the newest addition of the DSM-IV (Diagnostic and Statistical Manual of Mental Disorders), it certainly is. The manual identifies a new mental illness called oppositional defiant disorder or ODD. Defined as an ongoing pattern of disobedient, hostile and defiant behavior, symptoms include questioning authority, negativity, defiance, argumentativeness, and being easily annoyed.
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