| Free Spirits: Spiritualism, Republicanism, and Radicalism in the Civil War Era Mark A. Lause is a professor of American history at the University of Cincinnati and the author of numerous books, including Free Labor: The Civil War and the Making of an American Working Class; A Secret Society History of the Civil War; Price's Lost Campaign: The 1864 Invasion of Missouri ; and Race and Radicalism in the Union Army . |