Aggression Most psychologists define aggression as behavior with intent to harm or injure.
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Aggression Most psychologists define aggression as behavior with intent to harm or injure.
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Transcript of Aggression Most psychologists define aggression as behavior with intent to harm or injure.
Aggression
Most psychologists define aggression as behavior with intent to harm or injure.
Maccoby & Jacklin “Fairly well-established
gender difference”
- For both physical and verbal aggressio
- Across cultures
- Appeared between 2 and 3 yrs old and continued through college
- After that little information available
Janet Hyde – 5% of differences can be attributed to gender
Age 6 – 7% of varianceCollege Age – 1% of variance
Sex Differences in US Crime Statistics
Aggression in Pre-School Children
Biological Explanations
• Testosterone levels
• Pre-natal hormones
• Serotonin
Mice data
More Rat data
Bird data
Human data – Correlation Studies
No Correlation – Some studies on men have shown this kind of
relationship
High Testosterone levels have been correlated with:- History of arrests 2 studies- History of violent crimes 1 study
- Less likely to marry, more todivorce, troubled relations 1 study
- Aggressive disposition 2 studies- variety of anti-social behavior
AWOL, alcohol & drug abuse 1 study
Correlation studies in Men
CAH Girls Activity Level
Serotonin Levels in Violent Suicides
Serotonin Reuptake Inhibitor
Acceptable Male behavior
Video Games
Sports Images
International Problem Solving
