Jane MacLaren Walsh, anthropologist emerita at the Smithsonian Institution’s National Museum of Natural History, is an internationally recognized authority on crystal skulls and ot...view moreJane MacLaren Walsh, anthropologist emerita at the Smithsonian Institution’s National Museum of Natural History, is an internationally recognized authority on crystal skulls and other fake pre-Columbian antiquities. Her most recent research combines geology and archaeology in a study of the iconic stone faces of Teotihuacan.view less