Robert L. Kelly began collecting arrowheads in farmers' fields when he was 10 years old. He has participated in archaeological research since 1973, when he was a sophomore in high school. He has worked on excavations in North and South America and conducted ethnographic research in Madagascar. He currently is conducting research into the archaeology of Wyoming's Bighorn and Absaroka Mountains, and Glacier National Park. A former president of the Society for American Archaeology and current editor of American Antiquity, Kelly has published over 100 articles and books, including The Foraging Spectrum: Diversity in Hunting and Gathering Societies (1995) and The Lifeways of Hunter-Gatherers (2013). Dr. Kelly has been a professor at the University of Wyoming since 1997.