, a former FBI behavioral analyst, provides a comprehensive framework for building rapport and influencing others. The report below details the core strategies he developed for profiling threats and recruiting spies, adapted for everyday social and professional success.
The cornerstone of the book is the , which breaks down the natural development of relationships into four measurable components:
In his book Dr. Jack Schafer
How well you satisfy another person’s psychological or physical needs through verbal and nonverbal behaviors. 2. The "Friend-Foe" Continuum