California Code, Penal Code - PEN § 5086

(a) To better protect the public from crime by determining the causes of, and means of preventing, violence, crime, and criminal deviance.

(b) To identify the methods and practices necessary for the most beneficial operation of law enforcement and local and state youth and adult correctional institutions.

(c) To reduce violence and recidivism rates in prisons, jails, and youth facilities.