During the brief moment that I majored in anthropology in college, I was fascinated by the work of Napoleon A. Chagnon and his seminal 1968 text Yanomamo: The Fierce People. Chagnon's time as a field scientist in the Amazon had a profound impact on the field of anthropology even as his methods (and misunderstandings of his methods) resulted in an academic war on his research and his character. To further explore Chagnon's legacy, and what he really found in the rainforest, BB pal John Brockman of EDGE convened a meeting between Chagnon and big thinkers Steven Pinker, Richard Wrangham, Daniel C. Dennett, and David Haig. The result is 30,00 words of conversation and hours of video that John says is "one of the most significant events in (Edge's) sixteen year history.