Biological causes of crime

• Gender


  Biological cause of crime where men have higher levels of testosterone and are more prone to aggression and risk-taking
• 90% of all prisoners in a Scottish prison are male compared to 10% who are female
• Mental health


  Biological cause of crime where 'psychopaths' are less likely to feel guilt or regret for committing crimes
• Criminals labelled as psychopaths

  • Aaron Campbell who killed 6-year-old Alesha MacPhail in 2018