Eyesneck criminal personality

• 67% personality variation due to genetic factors
• Extraversion - Introversion

  Outgoing, positive, bored easily.

  Low arousal of NS

  Seek arousal
• Neuroticism- stability

  Negative emotional state, anxiety or depression

  Level of stability/reactivity in SNS

  Over-react in threatful situations
• Psychoticism- normality

  egocentric, aggressive

  High testosterone (men)

  Lack empathy and aggression lead to crime
• Born with personality but interaction with environment is key to developing criminality
• Extraversion and Neuroticism may be due to less conditioning
• Dunlop- E/P and lie scale are indicator for delinquency not criminality
• Van Dam - small group of juvenile offender had all 3
• Mischel and Peake - situational asked 63 students, friend, stranger - no correlation, not one personality
• Social desirability
• Zuckerman

  • Neuroticism + 5.2 correlation MZ/ 2.4 DZ
  • Extraversion +5.2 MZ/ 1.2 DZ
  • similar psychoticism
  • 40% due to genetic variations