"From the intimate perspective of three friends and neighbors in mid-nineteenth century Auburn, New York-the "agitators" of the title-acclaimed author Dorothy Wickenden tells the fascinating and crucially American stories of abolition, the Underground Railroad, the early women's rights movement, and the Civil War. Harriet Tubman-no-nonsense, funny, uncannily prescient, and strategically brilliant-was one of the most important conductors on the underground...