First published in 1988. This is a collection of essays that were presented at or generated afterwards at a meeting on language acquisition Society Development in April 1981: a symposium on "The Development of Language and Language Researchers: Whatever Happened to Linguistic Theory?" in Boston.

First published in 1988. Routledge is an imprint of Taylor & Francis, an informa company.

"There can be little doubt that this has been a remarkably fruitful approach."—Language"The book is remarkable for its unusual mix of academic excellence and humanity -- both qualities which Roger Brown has succeeded in passing on in no small measure to his students."—Child Language Teaching and Therapy