S.C. ‘Sam’ Gwynne is the best-selling author of Empire of the Summer Moon: Quanah Parker and the Rise and Fall of the Comanches and Rebel Yell: The Violence, Passion, and Redemption of Stonewall Jackson. Originally an award-winning investigative journalist, he has written extensively for the New York Times, Washington Post, Time Magazine, Boston Globe and many more. He lives in Austin, Texas, with his wife.