He is the editor of Remixing the Civil War: Meditations on the Sesquicentennial (2011), Reconstructions: New Perspectives on the Postbellum United States (2006), and The Public Art of Civil War Commemoration (2004). He is also the author of Dorothea Dix, New England Reformer (1998) and a coeditor of Hope and Glory: Essays on the Legacy of the 54th Massachusetts Regiment (2001).