PPO newsletters
| Title | Date of publication |
|---|---|
| On the Case: The Complaints of Middle Age (PDF, 804.31MB) | November 2002 |
| On the Case: The difference between Men and Women (PDF, 926.44MB) | August 2002 |
| On the Case: What Prisons can teach Probation (PDF, 700.39MB) | May 2002 |