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Unformatted text preview: Aggression
Definition 1. 2. Any physical or verbal behavior intended to
hurt or destroy.
Hostile – aggression driven by anger and
performed as an end in itself
Instrumental – aggression that is a means to
some other end
some Aggression According to Social
III. Inborn aggressive drive
Natural response to frustration
Aggressive behavior is learned I. Inborn Aggressive Drive
Philosophical Freud – “death instinct” Lorenz – aggression helps survival
Weakness: among humans there are differences
in aggression between individuals and
cultures Biological Influences
Neural – head trauma, limbic system
Genetic – pit bulls, identical twins
Biochemical – hormones, alcohol, drugs
- Violent criminals tend to be: muscular young
males, low IQ, low levels of serotonin, and
higher than average testosterone levels
A. Biological cont.
- - High testosterone levels correlate with
irritability, low tolerance for frustration, and
High testosterone levels correlate with
delinquency, hard drug use, and aggressivedelinquency,
bullying responses to frustration II. Aggression as a response to
frustration - - Frustration-aggression principle – Frustration
(the blocking of an attempt to achieve some
goal) creates anger which CAN generate
Aggression is more likely to be triggered if
aggressive cues are present
Examples: ??? III. Aggression can be learned
2. 3. Observational learning – Bandura and Bobo
Cultural differences - Quakers vs ScotchIrish
Lack of parental care by father Influences on Aggression
4. Pain – Azrin animal shocking expts.
Heat – Violent crimes increase with
Crowding – Dense urban areas have higher
crime Influences on Aggression cont.
a. TV and violence
- correlation bet homicide rates and
introduction of TV
- “Power Rangers” expt. Influence on Aggression cont.
b. Pornography and sexual violence
Repeatedly watching x-rated films:
1. makes one’s partner seem less attractive
2. makes a woman’s friendliness seem more
3. makes sexual aggression seem less serious Aggression and Personality
Aggression related to low agreeableness and
low conscientiousness on Five Factor Model
Low Agreeableness Low Conscientiousness
Disregard for societies
rules and conventions
Low in warmth
Low in empathy
Low in cooperativeness Conflict
Social Trap – a situation in which conflicting
parties, by each rationally pursuing their selfparties,
interest, become caught in mutually
- Cold War nuclear arms race ...
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This note was uploaded on 06/06/2011 for the course PSYC 101 taught by Professor Cusaac during the Spring '08 term at South Carolina.
- Spring '08