criminal justice system in the implementation of criminal justice policy?

Prepare a 1050-1400-word paper in which you conduct a comparative analysis of the evolution of criminal justice policy over the last 50 years for each of the three areas in criminal justice. In your comparative analysis address the areas of policing, the courts, and corrections and identify the various opportunities for cooperation between elements of the criminal justice system in the implementation of criminal justice policy?

Cite your references properly consistent with APA guidelines.