Helaine Silverman is associate professor of anthropology at the University of Illinois at Urbana-Champaign; she has been working on the south coast of Peru since 1983. Author of many articles and book chapters, she is also the author of Cahuachi in the Ancient Nasca World (Iowa, 1993) and Ancient Peruvian Art: An Annotated Bibliography and coauthor, with Donald Proulx, of The Nasca.