oided or limited. Mead argues that man is "not naturally aggressive" and points out many societies, such as the Apraesh of New Guinea where 'aggression is rare, and "peaceful coexistence and cooperation is the norm" (Bernstein page 715) Megargee (1966) , supported the theories of Freud and Lorenz, Megargee reported that studies of "people who commit brutal aggressive crimes, are often over-controlled individuals, who repress the anger and over a period of time the pressure to be aggressive builds up". (Gross page 450). Support for instinct theory has also come from Psychologist who study serial killers, they believe that there is genetic pre-disposition to be aggressive, and combined together with other factors, can aggravate a pre-disposition to violent aggressive behavior. The psychologist also pointed out, that more evidence for this theory comes from studies of twins reared together or apart, which suggest that there may be a genetic link to aggression in humans. (Channel 4 Television ). Other psychologist emphasized frustration as a potent cause of why individuals are aggressive. Dollard and Miller developed a "frustration - aggressive hypothesis" they put forward the view that aggression was an inevitable consequence of frustration. The 'occurrence of aggressive behavior always presupposes the existence of frustration and the existence of frustration always leads to some form of aggression' If an individual is prevented from reaching a goal, they are frustrated by not getting something they want, or suffers "deprivation" where something they want is taken away from them, they will experience an increase in aggression. (Hardy/Heyes page 171) This view has been criticized, psychologist point out that it does not explain aggressive behavior in all circumstances. Frustrated individuals do not always respond with aggressive action, they may show "resignation and despair" (Baron/Byrne page 329), and there are many occasions when aggress...
