The Dictionary of Body Language: A Field Guide to Human Behavior by Joe Navarro is a comprehensive reference that analyzes over 400 nonverbal cues to help users interpret human emotions and intentions. Organized by body part, the guide leverages the author’s expertise as a former FBI Special Agent to focus on limbic system responses like pacifying actions and territorial displays. For more information, visit the Amazon product page . How to Use The Dictionary of Body Language by Joe Navarro