Amazonia and Siberia, classic regions of shamanism, have long challenged 'western' understandings of man's place in the world. By exploring the social relations between humans and non-human entities credited with human-like personhood (not only animals and plants, but also 'things' such as artifacts, trade items, or mineral resources) from a comparative perspective, this volume offers valuable insights into the constitutions of humanity and personhood characteristic of the two areas. The contributors conducted their ethnographic fieldwork among peoples undergoing transformative processes of...