He had numerous psychological disorders. These include being a manic-psychotic, being a paranoid schizophrenic, a hebephreic, suffering from antiscocial personality disorder, conduct disorder, dementia, and bi-polarity.
He had many common disorders of the typical serial killer, these all added up into the man he is known for now.
He had many common disorders of the typical serial killer, these all added up into the man he is known for now.