Walter Isaacson

Walter Isaacson is a renowned biographer, CEO of the Aspen Institute, and previously the chairman of CNN and managing editor of TIME magazine. He is the author of Einstein: His Life and Universe, Wise Men: Six Friends and the World They Made, Benjamin Franklin: An American Life, Steve Jobs, and most recently Innovators: How a Group of Hackers, Geniuses, and Geeks Created the Digital Revolution.