There are five different goals in criminal sentencing, and different types of sentences are designed to achieve different goals. The purposes are: Punishment inflicted on someone as revenge for a wrongful or criminal act. The philosophy of incapacitation punishment is the effect of a sentence in the positive prevention (rather than simply deterrence) of future offense. Imprisonment incapacitates the prisoner by physically removing him from the society against which he is said to have offended. Deterrent punishment is a threat intended to dissuade people from committing crimes. Deterrence is often contrasted with retributivism, which holds that punishment is a necessary consequence of a crime and should be calculated based on the severity of the wrong committed. Rehabilitation The process of rehabilitating a witness involves restoring the credibility of the witness after his or her impeachment by the opposing party. party. Rehabilitating a prisoner involves preparing them for a productive life after their release from prison. Restorative Restorative justice is based on bringing the victim, offender and community together; all have an equal share in repairing relationships destroyed by