Frank Towers is Professor of History at the University of Calgary. He is the author of The Urban South and the Coming of the Civil War (2004) as well as co-editor of anthologies including The Old South’s Modern Worlds: Slavery, Region, and Nation in the Age of Progress (2011); Confederate Cities: The Urban South during the Civil War Era (2015); and Remaking North American Sovereignty: State Transformation in the 1860s (Fordham, 2020).