Paul E. Minnis is a professor emeritus of anthropology at the University of Oklahoma. He has studied Paquimé since 1984 and co-directed research projects on Casas Grandes/Paquimé in northwest Chihuahua since 1989. He is a past president of the Society of Ethnobiology, treasurer and press editor for the Society for American Archaeology, and co-founder of the Southwest Symposium.
Michael E. Whalen is a professor of anthropology at the University of Tulsa. Before coming to Casas Grandes in 1989, he worked in southern Mesoamerica and in the U.S. Southwest. His research has been supported by the National Science Foundation and the National Geographic Society.