Ah Harry. It is always a matter of degree. According to Dr. Walter C. Langer a renowned psychoanalyst and Dr. Erich Fromm, a German social psychologist, psychoanalyst, sociologist, humanistic and philosopher, Hitler suffered from a bipolar disorder, schizophrenia, and psychopathy. The definition of a sociopath is: a person with a personality disorder manifesting itself in extreme antisocial attitudes and behaviour and a lack of conscience. I would like to see some references for your article. Your opinion almost makes these two groups almost sound warm and cuddly.