Covering a broad array of practices, studies, and facets of crime scene investigation, this text gives the patrol officer or investigator a better core understanding of what can be done in a thorough investigation with evidence at the crime scene. New to this edition are profiles of working professionals in the field that give students a better sense of what is required to specialize in a particular area of forensic profession. It includes many new processes and current success stories, making it more competitive and interesting.