Oldest Evidence of Toolmaking Hominins in a Grassland-Dominated Ecosystem

• Thomas W. Plummer ,

  * E-mail: thomas.plummer@qc.cuny.edu

  Affiliation Department of Anthropology, Queens College and NYCEP, Flushing, New York, United States of America

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• Peter W. Ditchfield,

  Affiliation Research Laboratory for Archaeology and the History of Art, University of Oxford, Oxford, United Kingdom

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• Laura C. Bishop,

  Affiliation Research Centre in Evolutionary Anthropology and Palaeoecology, School of Natural Sciences and Psychology, Liverpool John Moores University, Liverpool, United Kingdom

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• John D. Kingston,

  Affiliation Department of Anthropology, Emory University, Atlanta, Georgia, United States of America

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• Joseph V. Ferraro,

  Affiliation Department of Anthropology, Baylor University, Waco, Texas, United States of America

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• David R. Braun,

  Affiliation Department of Archaeology, University of Cape Town, Rondebsoch, South Africa

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• Fritz Hertel,

  Affiliation Department of Biology, California State University, Northridge, Northridge, California, United States of America

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• Richard Potts

  Affiliations Human Origins Program, National Museum of Natural History, Smithsonian Institution, Washington, D. C., United States of America, Paleontology Section, Earth Sciences Department, National Museums of Kenya, Nairobi, Kenya

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