CASE STUDYCase Study: Jeffrey DahmerJeffrey Dahmer is known to be one of the most infamous serial killers (O’Meara, 2009). Over the many years that Dahmer was active, he had sexually assaulted, raped, murdered as well as dismembered seventeen different males. By definition, Dahmer is a true psychopath because he fit the definition by exhibiting signs of sadistic, narcissistic, psychotic as well as maniac. During Dahmer’s younger years, he had showed signs of psychopathic behaviors. Dahmer did not feel any remorse when it comes to his murders of seventeen individuals. Dahmer is also known to be a notorious serial killers.Theories of PsychopathologyThe different theories of psychopathology aren’t excuses for what Dahmer have done. The theories are an examination to why someone like Dahmer had become a psychopath. While Dahmer was in court, he had initially pled not guilty as reason of insanity but the jury found that he was not suffering from any mental defect. O’Meara (2009) stated even though, Dahmer’s defense team tried to show the jury that Dahmer was disturbed and not responsible for what he has done. Cleckley stated that psychopaths may have sixteen different personality traits such as a high IQ, lack of remorse, superficial charm, pathological egocentricity, etc. With that being said, Dahmer had so much superficial charm which is why he was able to bring people back to his place with false pretenses before he murdered him.