Marvin KarlinsMarvin Karlins received his PhD in psychology from Princeton University and is currently Professor of Management at the University of South Florida's College of Business Administration. Dr. Karlins consults internationally on issues of interpersonal ffectiveness and has also authored twenty-four books, including two national bestsellers, What Every Body Is Saying and It's a Jungle in There. He resides in Riverview, Florida, with his wife, Edyth, and daughter, Amber. Read More Read Less