A survey of psycholinguistic theory and research covering such topics as models of the communication process; disciplines concerned with human communication; the linguistic, learning theory, and information theory approaches to language behavior; psycholinguistic units; synchronic psycholinguistics, microstructure and macrostructure; sequential psycholinguistics; and diachronic psycholinguistics. This publication is the report of the 1953 summer seminar sponsored by the Committee on Linguistics and Psychology of the Social Science Research Council. (PsycINFO Database Record (c) 2006 APA, all rights reserved)