Read an excerpt from The Miracle of the Black Leg: Notes on Race, Human Bodies, and the Spirit of the Law by the renowned Nation columnist—aka the Mad Law Professor—Patricia J. Williams. Tackling questions of identity, bioethics, race, surveillance, and more, the book begins with a jaw-dropping rumination on a centuries-old painting featuring a white man with a Black man’s leg surgically attached (with the expired Black leg-donor in the foreground).