Classic Stud Raine Et Al Flashcards
What was the aim? RAINE
To show that brains or murderers who pleaded NGRI were different to the brains of non murderers
How many criminals were there? RAINE
41
How many males and how many females? RAINE
39 males and 2 females
Which uni imaging centre had the criminals been referred to? RAINE
Uni of California Irvine imaging centre
Each murderer was matched to a pp from the control group in terms of…
Sex and age and similarities in other ways
What was the continuous performance task? RAINE
A sequence of blurred numbers to focus on
How many minutes before being injected with a tracer did the pps start the CPT task? RAINE
10 minutes as a practise trial
After how long on the CPT was a pet scam completed to measure the metabolic rate? RAINE
32 mins to look at brain activity
What was found? RAINE
Murderers who pleaded NGRI had less activity in the pre frontal cortex
What was concluded? RAINE
These brain differences have been associated with behavioural changes that could be related to violent behaviour
High validity? RAINE
Largest sample of severely violent offenders to be studied in this way and compared to control group reducing pp variables
Low generalisability? RAINE
Experimental group was so specific the findings are not representative of all violent offenders
