 Philip Zimbardo defined mind control as "the process by which individual or collective freedom of choice and action is compromised by agents or agencies that modify or distort perception, motivation, affect, cognition or behavioral outcomes," and he suggested that any human being is susceptible to such manipulation.Another adherent to this view, Jean-Marie Abgrall was heavily criticized by forensic psychologist Dick Anthony for employing a pseudo-scientific approach and lacking any evidence that anyone's worldview was substantially changed by these coercive methods.On the contrary, the concept and the fear surrounding it was used as a tool for the anti-cult movement to rationalize the persecution of minority religious groups.