Duncan A. Campbell is Assistant Professor of History at National University in La Jolla, California, USA. Before that he was a lecturer in American Studies at the University of Wales Swansea, UK. He is the author of English Public Opinion and the American Civil War (2003) and Unlikely Allies: Britain, America and the Victorian Origins of the "Special Relationship" (2007). In 2014 he co-edited Berkshire Publishing's This Is America: A Short History of the United States. He is, additionally, co-editor of The 1980s: A Critical and Transitional Decade (2011) and The American Civil War (2000) in the Helm Literary Sources and Documents series. His research interests lie in comparative history, especially that of the nineteenth-century Atlantic World.