The last two decades have seen the development of a number of models that have proven particularly important in advancing understanding of message-production processes. Now it appears that a second generation of theories is emerging, one that reflects considerable conceptual advances over earlier models. This text focuses on these new developments in theoretical approaches to verbal and nonverbal message production. The chapters reflect a number of characteristics and trends resident in these theories including: the nature and source of interaction goals; the impact of physiological factors...