Impostors and incorrigible rogues -- Measuring the criminal body -- Native prints -- Degenerate fingerprints -- Fingerprinting foreigners -- From anthropometry to dactyloscopy -- Bloody fingerprints and Brazen Expers -- Dazzling demonstrations and easy assumptions -- Identification at a distance -- Digital digits -- Fraud, fabrication, and false positives -- The Genetic age -- Epilogue: bodily identities.