INTRODUCTION TO LAW ENFORCEMENT AND CRIMINAL JUSTICE, Ninth Edition, provides practical coverage of law enforcement and the criminal justice system in one convenient, easy-to-study-from textbook. Hess emphasizes the law enforcement perspective while also introducing courts, corrections, and juvenile justice, the other components of the criminal justice system. INTRODUCTION TO LAW ENFORCEMENT AND CRIMINAL JUSTICE, Ninth Edition, features an easily accessible writing style, plentiful real-world examples, helpful learning tools, and new career profiles.