For courses in Interpersonal Communication The Interpersonal Communication Book provides in-depth coverage of interpersonal communication, blending theory and research with practical skills. Author Joseph DeVito utilises the concept of choice as the philosophical foundation of his narrative, emphasising how the choices individuals make will influence their relationships and the effectiveness of their messages. The 15th Edition has been updated with new topics and additional coverage of the impact that the proliferation of social media has had upon interpersonal communication throughout the world.