Examines the influence of conversational interaction on language change. Described two experiments that contrast language coordination between speakers who interacted with the same partner and speakers who interacted with different partners in a maze game context. Suggests that the experiments illustrate how a community affects language change as…

This investigation studied the performance of fifteen normal and fifteen language-disabled children on experimental pragmatic tasks and on a standardized Piagetian measure of sensorimotor intelligence. The children were matched for mean length of utterance, all subjects performing at the holophrastic level. A series of experimental measures was…