Why would the criminal justice systice system parole a criminal?

The criminal justice system may grant parole to a convicted individual as a way to reintegrate them into society while still maintaining supervision. Parole can serve as a reward for good behavior during incarceration and is often based on an assessment of the individual's rehabilitation progress and potential risk to public safety. Additionally, parole can help alleviate overcrowding in prisons and reduce costs associated with incarceration. Ultimately, it aims to balance accountability with the opportunity for rehabilitation.