Featuring more than 400 photographs, the fourth edition of this volume provides more complete treatment outside of CSI and laboratory analysis. Some of the greatest experts in the field discuss case studies from their own personal files. The chapters are now organized into those topics that are most popular for coursework, making the text more manageable for instructors. This edition also offers a wider range of supporting materials, including an instructor s guide with objectives, questions and answers, and suggested activities as well as PowerPoint ® lecture slides and an extensive test bank.