Brian Clegg

Brian Clegg is the author of "A Brief History of Infinity," "The First Scientist: A Life of Roger Bacon," and "Light Years: The Extraordinary Story of Mankind's Fascination with Light." He holds a physics degree from Cambridge and has written regular columns, features, and reviews for numerous magazines. His books have been translated into ten languages. He lives in Wiltshire, England, with his wife and two children.