genes mutate and can affect behaviours, those who survive have a stronger chance of passing on genes- aggression is needed for individual survival and reproductive success
gain resources from others
males appear more attractive as able to provide for offspring if aggressive
aggressive able to showcase dominance and the victor is more likely to gain a mate
deterring infidelity/ sexual jealousy
SJ- male violence against a partner motivated by jealousy to ensure own paternity as male fears that they are loosing their mate
male retention strategies
Direct Guarding- male vigilance over partners behaviour e.g checking phones, who they were with, tracking apps
negative inducements- issuing threats of dire consequences for infidelity e.g il kill myself if you leave me
evolutionary explanation of bullying
bullying occurs because of power imbalance
powerful individual uses aggression against weaker
bullying used as a maladaptive behaviour the result of poor social skills or abuse
bullying evolutionary- increases chance of survival and own health
strengths
research of sexual jealousy- shackle ford studied partner violence 107 male couples strong correlation between men reports of male retention strategies and women's reports of physical violence however self-report
weakness
hard to test- conclusions lack detail and research is forced and correlational no cause and effect
social sensitivity- excuse for domestic violence
can't explain cultural differences in homicide rates
