The "Strong Tie" Group Size Limit is 150 People

People are Hard-Wired for Imitation and Empathy

Doing Things Together Bonds People Together

People Expect Online Interactions to Follow Social Rules

People Lie to Differing Degrees Depending on the Media

Speaker's Brains and Listener's Brains Sync Up During Communication

The Brain Responds Uniquely to People You Know Personally

Laughter Bonds People Together

People Can Tell When a Smile is Real or Fake More Accurately With Video

People are Social Animals Quiz