Written in the Womb of Your Mother's Hand

In 2015, researchers at the University of Edinburgh published a study confirming what forensic scientists had long observed: fingerprints begin forming around the tenth week of pregnancy. By the seventeenth week, the intricate whorls and loops are set for life. Even identical twins, sharing the same DNA, emerge with completely different prints. No two sets have ever been found alike in the history of human record-keeping — not among the billions of prints cataloged by the FBI, Interpol, or any agency on earth.…