“America’s most compelling popular historian” (The Christian Science Monitor), Erik Larson is the bestselling author of eight critically acclaimed books, including The Splendid and the Vile, a chronicle of Winston Churchill and London during the Blitz; In the Garden of Beasts, the story of the first American ambassador to Nazi Germany; The Devil in the White City, a history of the serial killer who stalked attendees of the 1893 World’s Fair in Chicago; and Dead Wake, the tale of the 1915 sinking of the RMS Lusitania. A former features writer for The Wall Street Journal and a contributing writer for Time magazine, he has contributed articles to The New Yorker, The Atlantic, and Harper’s, among other publications. In The Demon of Unrest, Larson delves into the five pivotal months preceding the Civil War to expose the controversies, crises, and personalities that led America into its bloodiest war.