A good number of recent communication research activities focus largely on individuals as units of analysis, thus downplaying communication relationships. Considering the fact that group exchange or reciprocal relationships are interactional, and when positive lead to high level of group productivity, this book, drawing from a wide range of communication theories, models and recent empirical studies, explains how social psychology and physical environment facilitate communication and enhance group effectiveness and efficiency. The book attempts to provide readers with the rationale for...