Blood, Powder, and Residue : Princeton University Press : 9780691183589 : 0691183589 : 12 Feb 2021 : "The findings of forensic science--from DNA profiles and chemical identifications of illegal drugs to comparisons of bullets, fingerprints, and shoeprints--are widely used in police investigations and courtroom proceedings. While we recognize the significance of this evidence for criminal justice, the actual work of forensic scientists is rarely examined and largely misunderstood. Blood, Powder, and Residue goes inside a metropolitan crime laboratory to shed light on the complex social forces that underlie the analysis of forensic evidence. Drawing on eighteen months of rigorous fieldwork in a crime lab of a major metro area, Beth Bechky tells the stories of the forensic scientists who struggle to deliver unbiased science while under intense pressure from adversarial lawyers, escalating standards of evidence, and critical public scrutiny. Bechky brings to life the daily challenges these