Book excerpt: First published in 1986. The present volume is the outcome of a symposium on Gestures, Cultures and Communication, held in May 1982 at Victoria College, University of Toronto. This conference, one of a series of five colloquia which took place during the Third International Summer Institute for Semiotic and Structural Studies, was organized by the Toronto Semiotic Circle. The purpose of the 1982 conference was to explore the biological basis of gestures by bringing together investigators working mainly in the fields of anthropology, neurophysiology, neuropsychology and psycholinguistics.