The role of aromas, pheromones, and hormones in shaping a partner's feelings.
Givens outlines a "choreographed give and take" that moves through five distinct evolutionary stages:
Confirming mutual interest through cues like the "eyebrow flash"—a universal sign of friendship where you briefly lift both eyebrows upon making eye contact.
Sending initial signals to be noticed.
The book provides a detailed "vocabulary" of nonverbal cues that signal interest or vulnerability:
Often used subconsciously to signal trust and lack of threat.
Transitioning from visual to verbal interaction.