Zariah WilliamsMs. JacksonEnglish21 December 2017 What Lurks Inside a Killer’s Mind? Goethe suggest that, ” Certain defects are necessary for the existence of individuality” (1). Have you ever considered what was affecting a dangerous person’s brain? Studies show that scientist do not believe that every serial murderer was born to actually kill. Scientist have found abnormalities which reflect that few criminals have a lower Agenesis of the Corpus Callosum (ACC) inside of their brains. Agenesis of the Corpus Callosum is a remarkably rare uncommon congenital disorder. Others may say that Agenesis of the Corpus Callosum do not determine criminal behavior biologically. Why ?Some of the effects of the Agenesis of the Corpus Callosum are cognitive difficulties, psychosocial difficulties, and alexithymia are affected by this disorder.One of the common symptoms of Agenesis of the Corpus Callosum was cognitive difficulties. Schizophrenia is a disorder that a person ability is affected by thinking, feel, and clearly behaved. Cognitive difficulties are also one of Schizophrenia symptoms . It can affect your mindset and how you solve conflicts throughout your life. Several people may get the meaning of Cognitive confusing. Cognitive can cause depression or even have your stress level high. Patients with schizophrenia have mental health professionals that play a crucial role in increasing awareness uniting with family members about the risk of violent behaviors. Delusions of persecution are symptoms that are associated with violence. Usually, patients with this symptom is directed towards family members and takes place at home. Antisocial Personality Disorder (APD) is associated with serial killing and is considered the most broadly mental disorder. This disorder mood changes from anger, boredom and to general discontent. Sociopathic or psychopathic behavior problems are usually referred as harmful or dangerous. Environmental and genetic factors have been implicated, while the exact causes of this disorder are unknown. Since the incidence of antisocial behavior is higher in people with an antisocial biological parent the genetic factors are suspected. As a person whose role model had antisocial tendencies is more likely to develop them, however, environmental factors may also be blamed. One percent of women and about three percent of men have antisocial personality disorder. The prison population has higher percentages that exist.