In later writings of EVT, Judee Burgoon and Joseph Walther (1990) expanded the original understanding of EVT via personal space to other areas of nonverbal communication, including touch and posture. They suggest that the attractiveness of another influences the evaluation of expectancies. In conversation, people do not simply attend to what another is saying. As you will learn in this chapter,nonverbal behavior affects the conversation,and this behavior prompts others to make predictions.