Examines the role of common ground between speakers in production of utterances. Outlines two models, and compares them by contrasting the use of common ground between speakers and listeners as evidenced by physical copresence. Results suggest speakers do not employ audience design in the initial planning of utterances, but do monitor initial…

The authors respond to Dresher and Hornstein's article (EJ 161 384, Cognition, December, 1976) on artificial intelligence (AI). The dispute between linguistic theorists and AI researchers is based upon their different aims; while AI researchers develop programs capable of intelligent behavior, transformational linguists study the characteristics…