Robert L. Kelly is an archaeologist who studies prehistoric hunter-gatherer societies of western North America. He previously served as president of the Society for American Archaeology and is now the editor of the society’s flagship journal, American Antiquity. He is currently working on an excavation of a rockshelter and a mammoth kill site in Wyoming, a survey of receding ice patches in the Rocky Mountains, and a database of radiocarbon dates for North America. He received his Ph.D. from the University of Michigan and is a professor of anthropology at the University of Wyoming. He is author of The Lifeways of Hunter-Gatherers and The Fifth Beginning, and co-author of Archaeology andArchaeology: Down to Earth.