Kanika Batra has been diagnosed with antisocial personality disorder, sometimes called sociopathy. She had just under 500,000 TikTok followers before she said her account was hacked and deleted. Batra ...

Female psychopaths are up to five times more common than previously thought, according to an expert who will present his work at the Cambridge Festival later this month. Current scientific evidence ...

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“Psychopaths do not experience pleasure by empathically responding to the joy in others. Their perception of others’ pleasure arouses only envy and greed in themselves.” —Psychopathy expert J. Reid ...