Joe Navarro was a career FBI agent specializing in nonverbal communications and is now a lecturer and consultant for major companies worldwide. He has appeared on Hardball with Chris Matthews , the Today show , the CBS Early Show , CNN, Fox News, and other major media. He lives in Tampa, 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 .