This text presents criminal justice as a dynamic, ever-changing field, emphasizing how the concepts and processes of criminal justice are constantly evolving. It is ideal for those introductory criminal justice courses that emphasize a comprehensive and balanced approach to all three areas of criminal justice, as well as theory, research, and policy issues. This text is the ultimate tool for complete student preparation and provides all of the up-to-date coverage of structural and procedural changes in the criminal justice system that instructors require, ultimately helping students understand the critical issues in the field, and the impact they have on the system.