Rachel Cartwright is the Editorial Coordinator for the journal Archaeometry at the University of Oxford and a Lecturer at Florida State University-London Centre. Her research focuses on early medieval Europe, particularly the Viking Age North Atlantic. She is co-editor of Rethinking Migrations in Late Prehistoric Eurasia (2023).Peter Bogucki is Senior Scholar in Engineering Education in the Keller Center at Princeton University, where he previously was Associate Dean for Undergraduate Affairs of the School of Engineering and Applied Science. He studies prehistoric societies in central Europe. Bogucki is the author of Lost Civilizations: The Barbarians (2017) and co-editor (with Pam J. Crabtree) of Ancient Europe: an Encyclopedia of the Barbarian World (2004).