In 2000, the world of anthropology was rocked by a high-profile debate over the fieldwork performed by two prominent anthropologists, Napoleon Chagnon and James V. Neel, among the Yanamamo tribe of South America. The controversy was fueled by the publication of Patrick Tierney's incendiary Darkness in El Dorado which accused Chagnon of not only misinterpreting but actually inciting some of the violence he perceived among these "fierce people". Tierney...