A must-buy for any student of Criminology, Criminal Justice and Policing, An Introduction to Criminology will guide you through the historical development and contemporary operation of criminal justice, and the role played by politics, power, policy, procedure, and people in shaping its past and present form. This second edition examines the agencies, institutions and organisations that deliver criminal justice in England and Wales, and assesses their impact on crime, offending, victimisation, disorder and social harm. The book reviews the systems, processes, policies, and procedures that operate in each, evaluates the checks and balances that aim to maintain due process, fairness, and justice, and provides insight into the various attempts to make improvements to criminal justice over time. Completely revised and updated, the book includes new chapters on Community Justice, Criminal Justice/Injustice, Race and Criminal Justice, Criminal Justice and Mental Health, and Artificial Intelligence and Criminal Justice to ensure the full span of contemporary issues is thoroughly explored. This book also: Explores global and international dimensions as well as the futures of criminal justice Incorporates practitioner experiences and voices to bring students closer to real-world practice Includes learning features to kick start your curiosity and criticality including reading suggestions, case studies, self-study questions, and a comprehensive glossary