IN THIS ARTICLE THE AUTHOR GIVES AN OVERVIEW OF DEVELOPMENTS IN THE FIELD OF PSYCHOLINGUISTICS DURING THE PERIOD FOLLOWING THE PUBLICATION OF VOLUME 34, NUMBER 2 OF "REVIEW OF EDUCATIONAL RESEARCH" IN APRIL 1964. DISCUSSED ARE (1) LEARNING AND NATIVISTIC THEORIES OF LANGUAGE ACQUISITION, (2) EMPIRICAL FINDINGS IN DEVELOPMENTAL PSYCHOLINGUISTICS,…

This paper explores the relation between the communicative and categorical functions of language and the acquisition of language production. Three major factors in language acquisition are communication, ability for representation and the process of categorization. This paper offers evidence that a sudden and dramatic increase in lexical skill…