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 processesof...