“Provides a ‘state-of-the-knowledge’ overview of research on Athapaskan origins and migrations that will serve as a point of reference and departure for future research on the subject.”—William L. Merrill, Department of Anthropology, Smithsonian Institution “A set of lively, deeply informed, and current examinations... All of these essays are worth the close attention of anyone interested not only in the anthropology and history of the American Southwest but also in the worldwide debate about explanations of spread languages and in explanations for how science advances.”—Journal of Anthropological Research“The most comprehensive, and latest, word on a topic that has intrigued anthropologists for more than a century. Seymour has done a yeoman’s job of seamlessly integrating papers and creating a volume that will be a significant contribution for the next decade and beyond.”—American Antiquity