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Understanding the Criminal Justice System

Jun 4, 2025

Criminology Unit 4, Topic 1.2: Organization of the Criminal Justice System

Overview

  • Topic covers the organization of the criminal justice system in England and Wales.
  • Focus on five key areas:
    1. Law creation
    2. Role of the police
    3. Role of the courts
    4. Formal punishments
    5. Relationships between different organizations
  • Important to understand interrelationships and cooperation among agencies.

Key Components of the Criminal Justice System

Law Creation

  • Laws are created in Parliament or by judges if there is no precedent.

The Police

  • Enforce laws, investigate crimes, collect evidence, arrest, detain, and question suspects.
  • Issue cautions or fixed penalty notices for minor offenses.

Crown Prosecution Service (CPS)

  • Decides if a case should go to court, advises police, and applies the full code test.
  • Prepares and presents prosecution cases in court.

Courts

  • Cases are initially brought before magistrates' courts; serious crimes go to Crown Court.
  • Magistrates decide on bail, guilty pleas, and handle less serious crimes.

HM Prison and Probation Services

  • Supervise offenders in custody, implement punishments, and facilitate rehabilitation.
  • Probation service supervises offenders in the community and those released on license.

Relationships Between Organizations

  • Police and CPS: Collaborate on evidence and charging decisions.
  • Police and Courts: Provide evidence, protect vulnerable witnesses, hold and transport defendants.
  • Police and Prison Services: Arrest individuals breaching terms of license and ensure public protection.
  • CPS and Courts: Present cases in court and appeal against lenient sentences.
  • Prison and Probation Services: Work together for offender supervision and rehabilitation.

Study Activities

  • Use cut-and-stick activities to organize the sequence of criminal justice processes.
  • Draw pictures to aid memory (e.g., police car, gavel).
  • Create color-coded spider diagrams to visualize relationships.

Exam Preparation

  • Be prepared to answer questions on relationships and roles of agencies.
  • Use examples and case studies to support answers.
  • Remember key keywords and details for higher marks.

Sample Exam Questions

  • Describe the relationship between the CPS and police (5 marks).
  • Describe relationships between police, CPS, and courts (6 marks).
  • Describe relationships involving the prison service (9 marks).
  • Plan answers using diagrams and detailed notes.

Additional Notes

  • Research voluntary agencies like Prison Reform Trust, Victim Support, Howard League for Penal Reform, etc.
  • Understand the role of MAPPA (Multi-Agency Public Protection Arrangements) in managing high-risk offenders.

Conclusion

  • Mastery of this topic is crucial despite its repetition from previous units.
  • A solid understanding of the criminal justice system's structure and relationships is essential for exam success.