New to the Fourth Edition:
- New and updated statistical information, research findings, investigative procedures, and legal cases ensure you are learning about the most current research in the field.
- Several new "From the Case File" chapter introductions and 25 new in-chapter "Case-in-Point" investigative case examples make it easier for you to connect the content to the real world.
- More than 75 new photos, most of which are case photos from actual investigations, illustrate key concepts to help keep you engaged with the content.
- New material on documenting evidence via reports provides examples of well-written police reports to help you build better writing skills.
- New material on social media and evidence from electronic digital devices discusses how to use new technology as a source of information.
- A stronger focus on terrorism and the use of technology in investigations encourages you to discuss and critically analyze the future of criminal investigations.
- New sections titled "Mental Mistakes in Criminal Investigations," "Perspectives on the Criminal Investigation Process," and "Qualities and Characteristics of Investigators" offer you tips and advice for conducting successful investigations.
- New material on touch DNA helps you see the benefits and limitations of scientific evidence gathered from a crime scene.