Thomas Barfield is professor of anthropology at Boston University. His books include Afghanistan: A Cultural and Political History (Princeton) and The Perilous Frontier: Nomadic Empires and China, 221 BC to AD 1757.
""[An] imaginative retelling of world history.""---Thomas E. Ricks, New York Times ""[An] ambitious work . . . Clear, easy to read, illuminating, and immensely learned."" * Choice * ""Very well written and is cogently organized.""---Christopher Chase-Dunn, The Developing Economies ""The book provides a handy sweep of pre-modern empires, and also a set of connections to link up the ancient with the medieval and even the modern. . . . Filled with innumerable comparative gems, Shadow Empires will prove mandatory reading.""---Michael J. Taylor, Classical Association of the Middle West and South