Sensitivity to relevance 1 Sensitivity to Communicative Relevance Tells Young Children What to Imitate Victoria Southgate 1 , Coralie Chevallier 2 and Gergely Csibra 1 1 Birkbeck, University of London, London, United Kingdom 2 CNRS – L2C2, Université de Lyon, Lyon, France Correspondence should be addressed to: Victoria Southgate, Centre for Brain and Cognitive Development, School of Psychology, Birkbeck, University of London, Malet Street, London, WC1E 7HX, United Kingdom. Telephone: +44 (0)20 7079 0764 Fax: +44 (0)20 7631 6587 E-mail: v.southgate@bbk.ac.uk