Teaches United States history and has a special interest in the Civil War era, the American South, and nationalism in the Americas and Europe.

Professor Doyle teaches graduate seminars on US history in the nineteenth century, nationalism in international perspective, and internationalizing American history. He also teaches undergraduate courses on nationalism, the American history survey, and a course on Faulkner and Southern History. His publications include: The Social Order of a Frontier Community; Nashville in the New South; Nashville Since the 1920s; New Men, New Cities, New South; The South as an American Problem (co-edited with Larry Griffin); Faulkner's County: The Historical Roots of Yoknapatawph; Nations Divided: America, Italy, and the Southern Question; and Nationalism in the New World (co-edited with Marco Pamplona). Secession as an International Phenomenon, a collection of essays, is in progress. 

Current Activities

I am working on a book on “America’s International Civil War,” which will emphasize the role of foreign opinion, immigrant soldiers, and international diplomacy in defining the meaning and purpose of the conflict for North and South.