classic evidence: raine buchsbaum lacasse (1997) findings

Question 1

where did murderers have reduced activity?

Answer 1

in some areas, mainly previously linked to violence

Question 2

where did murderers have abnormal asymmetries?

Answer 2

they had reduced activity on the left side of the brain, and greater activity on the right, this applies to the areas mentioned in the hypothesis as areas linked to violence such as the amygdala, thalamus, hippocampus

Question 3

where did the murderers have no differences in the brain structure?

Answer 3

many brain structures, mainly ones linked to mental illness but not violence

Question 4

how did both groups perform on the CPT? and what does this finding mean?

Answer 4

Both groups performed similary in the CPT so any observed brain differences were not related to the performance task

Question 5

what were three other differences between the NGRI group and control group?

Answer 5

6 of the murderers were left handed, ethinicity, the murderers who had a history of brain injury didnt differ to murderers with no history of head injury