S.C. Gwynne is the author of His Majesty's Airship, Hymns of the Republic, and the New York Times bestsellers Rebel Yell and Empire of the Summer Moon, which was a finalist for the Pulitzer Prize and the National Book Critics Circle Award. He spent most of his career as a journalist, including stints with Time as bureau chief, national correspondent, and senior editor, and with Texas Monthly as executive editor. He lives in Austin, Texas, with his wife.