DAVID C. GROVE is Professor Emeritus of Anthropology at the University of Illinois at Urbana-Champaign. He has carried out archaeological research in Mexico for fifty years and is best known for his investigations at the Olmec-related site of Chalcatzingo, Morelos. Grove is a recipient of the American Anthropological Association’s Alfred Vincent Kidder Award for Eminence in the Field of American Archaeology, a past president of the Archaeology Division of the American Anthropological Association, and an elected member of the American Academy of Arts and Sciences. He lives in Gainesville...