ROBERT KANIGEL is the author of nine previous books, most recently Hearing Homers Song: The Brief Life and Big Idea of Milman Parry and, before that, Eyes on the Street, his biography of Jane Jacobs. He has received many awards, including a Guggenheim fellowship, the Grady-Stack Award for science writing, and an NEH Public Scholar grant. His book The Man Who Knew Infinity was a finalist for the National Book Critics Circle Award and the Los Angeles Times Book Prize; it has been translated into more than a dozen languages and was the basis for the film of the same name starring Jeremy Irons and