Place, U. T. (1997-07-04) On the role of the human hand in the evolution of language.13th Annual Meeting of the Language Origins Society, Pilsen, Czech Republic, 4th July 1997. 13th Annual Meeting of the Language Origins Society, Pilsen, Czech Republic, 4 July 1997.
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Place, U. T. (1998-04-06) The role of the hand in the evolution of language [poster]. 2nd International Conference on the Evolution of Language, City University, London, 6-9 April 1998.
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Place, U. T. (1998-05-25) The role of the hand in the evolution of language. Symposium on Recent Conceptual Advances in Developmental Behavior Analysis, 24th Annual Convention of the Association for Behavior Analysis, Orlando, FL, 25 May 1998.
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Place, U. T. (1998-07-23) On the role of the human hand in the evolution of language [poster]. 6th International Pragmatics Conference, Reims, France, 23 July 1998.
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Place, U. T. (1998-11-20). The Role of the Hand in the Evolution of Language [poster]. The Fourth International Congress on Behaviorism and the Sciences of Behavior, Seville, Spain, 20 November 1998.
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