Jeffrey Quilter is Deputy Director of the Peabody Museum of Archaeology and Ethnology, Harvard University.

Luis Jaime Castillo B. is Professor of Humanities and Archaeology at the Pontificia Universidad Católica del Peru.

William L. Fash, Jr. is Bowditch Professor of Central American and Mexican Archaeology and Ethnology and William and Muriel Seabury Howells Director of the Peabody Museum at Harvard University