Testosterone

• Who is exposed to higher levels in the womb?

  Males
• What areas of the brain does it stimulate cell growth?

  Hypothalamus and Amygdala
• How does testosterone affect aggression?

  High levels of testosterone are linked to higher levels of aggression
• What did Dabbs et al find when studying prisoners?

  > Took saliva samples from 89 male prisoners (violent and non-violent crimes)

  > 10 out of 11 inmates who had committed violent crimes had higher testosterone levels