Jeffrey Frost is an archaeologist specializing in Central and South America. He has conducted fieldwork in Costa Rica, Panama, Peru, Mexico, and across the Midwest and eastern United States. He earned his Ph.D. in Anthropology from the University of Wisconsin–Madison and is currently an Associate Professor of Anthropology at California State University, Stanislaus, where he also directs the Museum Studies program and the Institute for Archaeological Research. From 2014 to 2025, he served as an Associate of the Peabody Museum of Archaeology and Ethnology at Harvard University. Frost has worked in Costa Rica for more than 30 years. His current research investigates the relationship between ceremonial architecture and solar cosmologies, exploring how astronomical knowledge shaped the organization of past Central American societies. He was featured in the BBC documentary series Lost Kingdoms of Central America and served as an in-flight scientific consultant for NASA’s AirSAR Central America Mission.
Associate Professor of Anthropology at California State University; Former Associate of Harvard's Peabody Museum of Archaeology and Ethnology