G. Richard Scott is Foundation Professor of Anthropology at the University of Nevada, Reno. He focusses on Southwest Indians, Alaskan Eskimos, Norse in the North Atlantic, and Spanish Basques. He is a past president of the Dental Anthropology Association.
Joel D. Irish is a Professor of Biological Anthropology at Liverpool John Moores University. He has traversed the length and breadth of Africa studying teeth from Plio-Pleistocene hominins and recent Arabs in the north to Zulu in the south. He is a past president of the Dental Anthropology Association.