Key features with this title include: Computer-Mediated Communication (CMC) is substantially updated in its presentation in Chapter 15 and newly integrated into discussions of verbal and nonverbal cues (Chapter 6), group decision making (Chapter 9), and virtual leadership (Chapter 13). Ethics are applied and discussed throughout the text, in respect to: group discussion behavior (Chapter 1), working in diverse groups (Chapter 5), professional groups and teams (Chapter 8), decision making and problem solving (Chapter 9), conflict management (Chapter 12), and evaluation of group behavior and decisions (Chapter 14). Diversities the focus of Chapter 5, and is integrated throughout the book into discussions of: group cohesion and group think (Chapter 3), the phases of group process (Chapter 4), verbal and nonverbal communication expectations and interpretations (Chapter 6), listening styles (Chapter 7), and evaluations of group leaders (Chapter 13). Updated coverage of cutting edge research in interactivity in patterns of group relationships and multiple linear, cyclic, and non-sequential models of group phase development provide students with new and refined tools for evaluating group communication concepts and realities. New discussions and evaluations of the benefits and challenges of technology-mediated groups and research including altered expectations of leaders, reduced verbal and nonverbal social cues, task and relational performance of groups meeting in Second Life and Facebook help students address contemporary group communication issues.