This text offers a thorough grounding in interpersonal theory and research. Now in its fourth edition, it has been reorganized to present principles and applications in an easily understood sequence. Other features of the revision include an increased emphasis on communication competency, intercultural communication, and coverage of such topics as power in relationships, gender issues, and ethics. Also included are chapter objectives, exercises, activities, and a "You May Be Wondering" section, addressing questions students may have about material.