Michael T. Caires, a research associate at the John L. Nau III Center for Civil War History at the University of Virginia, is the author of The Greenback Union: The Transformation of Money, Capital...view moreMichael T. Caires, a research associate at the John L. Nau III Center for Civil War History at the University of Virginia, is the author of The Greenback Union: The Transformation of Money, Capitalism, and the State in the American Civil War (forthcoming, Harvard University Press).view less