Anne S. Dowd a program manager with the National Park Service and winner of the Eben Demarest Trust Award for excellence in archaeology (1998), Brown University’s Watson Smith Prize Honorable Mention (1998), the Geochron Research Award (1996), and the Daryle Bogenreif Award (2010). Susan Milbrath is curator of Latin American art and archaeology at the Florida Museum of Natural History and an affiliate professor of anthropology at the University of Florida. She is the author of Star Gods of the Maya and Heaven and Earth in Ancient Mexico.