Cutting edge scholarship on the origins and functions of human communication In Volume 40 of Human Communication: Origins, Mechanism, and Functions, a distinguished team of editors delivers the latest scholarship to researchers, students, and practitioners interested in and working in the field of human communication. This vital resource explores the phylogenetic and ontogenetic origins, as well as the functions, of human communication. It will earn a place in the libraries of developmental psychologists, researchers and professionals dealing with speech, as well as a wide range of other academics and practitioners in language-related fields.