Psychiatrist Avicenna had a malnourished patient who believed he was a cow ready to be slaughtered. Avicenna, impersonating a butcher, came to kill him but said the cow was too lean and had to eat more. The patient ate more food which restored his health and cured the delusion.
According to psychiatric studies James Bond is the epitome of a successful psychopath.
In 1986, a woman who sought psychiatric help discovered memories of being in a satanic cult where she was forcibly raped, had to eat babies and as a consequence developed 120 different personalities to cope. The memories were later found to be false and the therapist was sued.
When maverick Scottish Psychiatrist R.D. Laing faced a naked schizophrenic woman rocking silently to and fro in a padded cell, he took off his own clothes and sat next to her, rocking to the same rhythm until she spoke for the first time in months.
As part of an experiment, 12 people faked brief auditory hallucinations to gain admission to psychiatric hospitals. Once in they behaved normally, but 11 were misdiagnosed with schizophrenia. It was only other patients – not any doctors or nurses – who realized they were sane.