Walter Isaacson, the CEO of the Aspen Institute, has been the chairman of CNN and the managing editor of Time magazine. He is the author of The Innovators: How a Group of Inventors, Hackers, Geniuses and Geeks created the Digital Revolution, Einstein: His Life and Universe, Benjamin Franklin: An American Life and Kissinger: A Biography, and is the coauthor, with Evan Thomas, of The Wise Men: Six Friends and the World They Made. He and his wife live in Washington, DC.