Ian Tattersall is Curator Emeritus in the Division of Anthropology of the American Museum of Natural History in New York City. The author of many books, including the widely praised Masters of the Planet, he is often interviewed about human evolution in the media and speaks around the world.
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Fifty thousand years ago-merely a blip in evolutionary time-our Homo sapiens ancestors were competing for existence with several other human species, just as their precursors had done for millions of years. Yet something about our species distinguished it... SEE MORE