Together, the authors of Criminal Investigation: Basic Perspectives have in excess of fifty years of law enforcement experience with a variety of agencies such as the United States Postal Inspection Service, the United States Marshal's Service, the Sacramento Sheriff s Department, the New York Police Department and the California State Police. Prom this perspective the authors have written a well-balanced, comprehensive text on criminal investigation. This Tenth edition has been updated and includes two newly rewritten chapters on Interviewing and the Detection of Deception, and the Interrogation Process. New discussion regarding witness motivation, the importance of separating witnesses, and the need to get a commitment from a witness have been added to the chapter on Direct and Circumstantial Evidence. A new section on computer databases has been added to the chapter on Basic Investigative Leads. Added to the end of each chapter is a new "related web sites" section for additional research and information on the chapter topic. In addition, a new case study has been added to this edition. These case studies that are included at the end of each chapter are designed to highlight the chapter content and enhance the learning process. Criminal Investigation Basic Perspectives, Tenth Edition is a resource that will prepare students for the challenging world of criminal investigation.