Psychology - Aggression studies Theme B

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  • Created by: Nashaan
  • Created on: 28-05-13 17:32
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  • Aggression Theme B
    • Neural + Hormonal mechanisms
      • Dabbs
        • Those with highest testosterone  had history of primarily violent crimes
      • Sapolsky
        • Castrated animals, aggression levels dropped
      • Raleigh et al
        • Fed Vervet monkeys on diet high in tryptophan - inc serotonin. Exhibited low levels of aggression
      • Bond
        • Antidepressants elevate serotonin - Reduce irritability + aggression
      • Klinesmith
        • Half ppts assembled gun - Higher testosterone Half ppts board game - less testosterone
    • Genetic Factors
      • Coccaro et al
        • 50% Variance in agg. behaviours in twins
      • Hutchings + Mednicle
        • Adoptions in Denmark - Boys with criminal convictions, had biological parents with criminal convictions
      • Brunner et al
        • Dutch family - Males behaved violently. Had low levels of MAOA
      • Animal research
        • Isolated mice who lacked MAOA became forceful + aggressive when territory was invaded
      • Caspi
        • Children with low MAOA + maltreated -> Anti social behaviour in future. Children high MAOA + maltreated and low MAOA not maltreated -> No anti social behaviour. Showing interaction

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