Introducing the fundamentals of ethical theory, this text exposes the reader to the ways and means of making moral judgments by covering the teachings of the great philosophers, sources of criminal justice ethics, and unethical patterns in the criminal justice system. It is presented from two perspectives: a thematic perspective that addresses ethical principles common to all components of the discipline, and an area-specific perspective that addresses the state of ethics in criminal justice in the fields of policing, corrections, and probation and parole. The fifth edition features a comprehensive study of civility and its major characteristics, which are the bloodline of ethical communities. It also features a classical approach to the study of ethics in criminal justice. Fifth Edition is enhanced by new chapter on civility in criminal justice. It challenges the reader to emphasize and restore ethics in their part of the criminal justice field. 'What you will learn from this chapter', key terms and definitions, and review questions are included with each chapter.