Walter Isaacson
Walter Isaacson (born May 20, 1952) is an American writer and biographer. He is the President and CEO of the Aspen Institute, a nonpartisan educational and policy studies organization based in Washington, D.C. He has been the chairman and CEO of Cable News Network (CNN) and the Managing Editor of Time. He has written biographies of Steve Jobs, Benjamin Franklin, Albert Einstein, and Henry Kissinger.