You learned more about what recidivism is and some of the causes on the previous tab.
Next, your group should focus in on one particular problem that leads to rearrest or reoffending. Be as specific as possible.
Your group may choose lack of employment as a factor that contributes to recidivism. Be even more specific. Why are individuals who were formerly incarcerated not working? There are a variety of answers to that question.
Try to get closer to one of the root causes of the problem. The "But Why?" technique described in the link below should help you identify one very specific cause.
Remember to publish your changes.