Joe Navarro, MA, served as an FBI special agent in counterintelligence and counterterrorism for twenty-five years. A recognized global expert on nonverbal communication, he is the international bestselling author of What Every BODY Is Saying and Be Exceptional. He consults for major corporations and governments worldwide. Navarro has been featured on the TODAY Show, CNN, Fox News, and other major outlets, and he lectures frequently around the world on human behavior and influence. He lives in Sarasota, Florida.

Marvin Karlins received his Ph.D. in psychology from Princeton University and is senior professor of management at the University of South Florida. He is the author of twenty-three books and most recently collaborated with Joe Navarro on Phil Hellmuth Presents Read 'Em and Reap.