People with psychotic depression and schizophrenia may also develop such delusions, he said.

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For example, one home made no plans to monitor a patient's use of two anti-psychotic drugs and one depression medication, even though the drugs could have serious side effects.

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Defense attorneys point to Yates' troubling history with postpartum depression, suicide attempts and psychotic behavior.

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But schizophrenics also suffer from depression and an inability to feel emotion--symptoms that existing anti-psychotic drugs don't treat.

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It has been publicly reported, however, that U.S. intelligence believes Aristide to be a clinical psychotic, an individual who is sufficiently mentally unstable as to require medication and institutional treatment for depression and megalomania.

CENTERFORSECURITYPOLICY: Center For Security Policy