Communication Monographs 50:175-93. Condillac, E.B.de (1756/2001) An Essay on the Origin of Human Knowledge. Cambridge: Cambridge University Press. Darwin, C. (1859/1971) The Origin of Species, London: Dent ——(1872) The Expression of the Emotions in Man and Animals. London: John Murray.
Davis, M. and Hadiks, D. (1995) 'Demeanor and credibility', Semiotica 106:5-54. deTurck, M. and Miller, G. (1985) 'Deception and arousal: Isolating the behavioral correlates of deception', Human Communication Research 12:181201. Diderot, D. (1751/1916) 'Lettre sur les sourds et muets', in H. Jourdain (ed.) (trans.) Diderot's Early Philosophical Works, Chicago: Open Court Publishing. Efron, D. (1941/1972) Gesture and Environment, New York: King's Crown Press. Ekman, P. (1985) Telling Lies: Clues to Deceit in the Marketplace, Politics, and Marriage, London: Norton. ——(1988) 'Lying and nonverbal behavior: Theoretical issues and new findings', Journal of Nonverbal Behavior 12:163-76. Ekman, P. and Friesen, W. (1969) 'The repertoire of nonverbal behavioural categories: Origins, usage, and coding', Semiotica 1:49-98. Ekman, P. and Friesen, W. (1972) 'Hand movements', Journal of Communication 22:353-74. Ekman, P., Friesen, W. and Scherer, K. (1976) 'Body movement and voice pitch in deceptive interaction', Semiotica16: 23-7. Ekman, P., O'Sullivan, M., Friesen, W. and Scherer, K. (1991) 'Face, voice, and body in detecting deceit', Journal of Nonverbal Behavior15:125-35. Ellis, A. and Beattie, G. (1986) The Psychology of Language and Communication, New York: Guilford Press. Freud, S. (1905/1953) 'Fragments of an analysis of a case of hysteria', in Standard Edition of the Complete Psychological Works of Sigmund Freud,Vol. 7, London: Hogarth Press. Gardner, A. and Gardner, B.T. (1978) 'Comparative psychology and language acquisition', in K. Saltzinger and F.L. Denmark (eds) Psychology: The State of the Art. Annals of the New York Academy of Sciences, Vol 309, New York: New York Academy of Sciences. Goldin-Meadow, S. (1999) 'The development of gesture with and without speech