Discuss whether our society should try and rehab violent offenders in the first place?

Discuss whether our society should try and rehab violent offenders in the first place?
If so, how should we classify which violent offenders should be in these types of programs?

Is it possible to rehabilitate the worst of the worst?

Should the victim of the violent crime have input regarding if the inmate is eligible for rehabilitation?

Do rehabilitation programs work? Are there some viewed as more effective than others?