Stephen D. Behrendt is a senior lecturer in history at Victoria University of Wellington, New Zealand. He collaborated with James A. Rawley on a revised edition of The Transatlantic Slave Trade: A History (2005).A. J. H. Latham did field work in Calabar in 1965-66, and taught at the University of Wales, Swansea until his retirement in 2003.David Northrup is professor of history at Boston College and a specialist on sub-Saharan Africa, Atlantic history, systems of coerced labor, and imperialism.