The most remarkable weapon in the fight against crime, forensic science turns bullet trajectories, bodily fluids, and the very structure of our DNA into damning witnesses of our every act. Packed with examples from real-life cases, this Beginner Guide covers all major areas of forensic science, including drugs, trace evidence and crime scene investigation. Pathology, anthropology, and the laws that govern this evidence all come under the scalpel as Jay Siegel tracks the journey of evidence from crime scene to courtroom, revealing the incredible complexities and surprising pitfalls of a field that is crucial to our struggle for justice.