Quentin J. Schultze (PhD, University of Illinois) is professor emeritus of communication at Calvin College in Grand Rapids, Michigan, and CEO of Edenridge Communications. Schultze has been quoted in major media including the Wall Street Journal, Newsweek, US News & World Report, the New York Times, Fortune, the Chicago Tribune, and USA Today. He has been interviewed by CNN, CBS, NBC, ABC, and NPR and is the author of many books, including An Essential Guide to Public Speaking. He blogs at www.quentinschultze.com. Diane M. Badzinski (PhD, University of Wisconsin) is professor of communication and chair of the department at Colorado Christian University in Lakewood, Colorado, where she teaches interpersonal communication, nonverbal communication, cross-cultural communication, and research methods. She received the Outstanding Affiliate Faculty Award for contributions to Spring Arbor University's online master of arts in communication program and writes regularly on communication topics.