G543 - Alternatives To Imprisonment - Ireland Flashcards
Who was in the experimental group?
50 prisoners who had completed an anger-management course
Who was in the control group?
37 prisoners who had been assessed as suitable for such a course but please had not actually completed one
What type of experiment was used?
Quasi-experiment
What type of design was used?
Independent measures
What three measures were the groups matched on?
- self report questionnaire (53 items, completed by the prisoners)
- wing behavioural checklist (completed by prison officers rating 29 angry behaviours)
- responses to a cognitive behavioural interview
When were the three measures given to the experimental and control groups? What was different about the control group?
Before and after the anger management programme but the control group had no intervention between measures
What did the experimental group rate themselves as having lower aggression on after treatment?
The 53 item anger questionnaire
What was there a significant reduction in for the experimental group?
Prison wing- based aggression
What % of the experimental group showed improvement on at least one measure?
92%
What % of the experimental group showed improvement on two measures?
48%
What % of the experimental group showed deterioration on both measures?
8%
What did Ireland conclude the anger management programme seems to have done?
Helped prisoners in the short term
Why could Ireland not see the long-term effects?
Because there was no reconviction data further down the line
What is required for the 8% that showed deterioration?
Further investigation
What did Ireland aim to assess?
Whether anger management programmes work with a group of young male offenders
