raine (classic)

Question 1

raine’s aim?

Answer 1

• if there is a difference in the brain activity / pre-frontal cortex between NGRI murderers and non-murderers

Question 2

raine’s sample?

Answer 2

• 41 murderers who pled not guilty by reason of insanity and 41 non-murderers
  matched on age / gender / mental health (6 ppts in each group had schizophrenia)

Question 3

raine’s procedure?

Answer 3

1) visual practice test
2) 10 mins later injected with radioactive tracer and completes another practice test
3) 30 mins later pet scan carried out to measure brain activity

Question 4

raine’s results?

Answer 4

• NGRI murderers had less activity in left amygdala and more activity in right amygdala / less activity in corpus callosum / lower glucose metabolism in pre-frontal lobe

Question 5

raine’s conclusion?

Answer 5

• areas of abnormal activity associated with lower self control and more aggression
• difference in brain activity