Walter Isaacson is an American author and journalist known for his biographies of influential figures. He has written about notable individuals such as Steve Jobs, Albert Einstein, and Leonardo da Vinci. Isaacson's works often explore the intersection of creativity and innovation, providing insights into the lives and minds of these remarkable people. In addition to his writing, Isaacson has held various leadership roles, including serving as the CEO of CNN and the chairman of the U.S. Broadcasting Board of Governors. He is also a professor at Tulane University, where he teaches about history and media.