Marvin Karlins

About The Author

Marvin 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 effectiveness 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.

Books by Marvin Karlins

The Truth Detector

An Ex-FBI Agent's Guide for Getting People to Reveal the Truth

Book #2
This paradigm shifting how-to guide effortlessly teaches you how to outwit liars and get them to reveal the truth—from former FBI agent and author of the “practical and insightful” (William Ury, coauthor of Getting to Yes) bestseller The Like Switch.
The Like Switch

An Ex-FBI Agent's Guide to Influencing, Attracting, and Winning People Over

Book #1
From a former FBI Special Agent specializing in behavior analysis and recruiting spies comes a handbook filled with his proven strategies on how to instantly read people and influence how they perceive you, so you can easily turn on the like switch.
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