Kelly J. Knudson is an Associate Professor in the School of Human Evolution and Social Change and the Director of the Archaeological Chemistry Laboratory at Arizona State University. She is a member of the Center for Bioarchaeological Research. She has specialized in archaeological science and the archaeology and bioarchaeology of Andean South America for more than twenty years, and has published more than sixty peer-reviewed articles.
T. Douglas Price
T. Douglas Price is Weinstein Professor Emeritus of European Archaeology and the retired Director of the Laboratory for Archaeological Chemistry at the University of Wisconsin-Madison. He is currently an honorary professor in the Department of Material Culture and History in the Section for Prehistory at the University of Aarhus, Denmark. He is the author or editor of more than 200 articles and fifteen books.