Historically, the social aspects of language use have fallen in the domain of social psychology, while the underlying psycholinguistic mechanisms have been the purview of cognitive psychology. Recently, however, it has become increasingly clear that these two dimensions of language use are highly interrelated - cognitive mechanisms underlying speech production and comprehension interact with social psychological factors, such as beliefs about one's interlocutors and politeness norms, and with the dynamics of the conversation itself, to produce shared meaning. This realization has led to a...