Before he became chairman of the Federal Communications Commission in 2013, Tom Wheeler started or helped found several companies offering new cable, wireless, and video communications services. A visiting fellow at Brookings, his previous books include Take Command: Leadership Lessons from the Civil War (Doubleday, 2000) and Mr. Lincoln's T-Mails: The Untold Story of how Abraham Lincoln Used the Telegraph to Win the Civil War (Harper Collins, 2006).