Aggression - Chapter 10 Aggression The terrible puzzle of...

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Chapter 10 – Aggression
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Jonesboro, 1998: 2 boys killed 5, wounded 10 at their school. Columbine, 1999: 2 boys killed 13, wounded 24. Redlake, 2005: 1 boy killed 12, wounded 7. And many more… The terrible puzzle of school shootings :
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Q : Why are people aggressive, and how can we cure aggression?
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1. Biological 2. Frustration-Aggression 3.Social Learning Also, several “additional” factors (heat, arousal, gaming) Three general theories we’ll cover:
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What is aggression?
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Defining aggression : physical or verbal behavior intended to hurt someone.
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Hostile aggression : Driven by anger and performed as an end in itself. Instrumental aggression : A means to some other end.
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Konrad Lorenz: aggression is an evolved behavior that serves an adaptive purpose. Aggressive energy is an instinct that builds up and needs to be discharged. You don’t learn aggression, it is innate. Catharsis : discharge of instinctive energy. Genetic influences : we can breed animals based on aggressive tendencies and temperaments. Identical twins show nearly the same amounts of aggression even if they’ve never met (Rowe et al., 1999). Biological Theories 1 – Instinct and aggression
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Biological Theories 2 -- Alcohol and Aggression = ?
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Alcohol facts: Alcohol is associated with aggression. It is present in about 65% of homicides and 55% of spousal abuse and fights. Lab experiments show that alcohol causes increased aggressive behavior (typically, level of noise blast).
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Testosterone Testosterone : Higher levels of this : Higher levels of this
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This note was uploaded on 02/06/2012 for the course COMM 1200 taught by Professor Hockman during the Spring '07 term at Missouri (Mizzou).

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Aggression - Chapter 10 Aggression The terrible puzzle of...

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