11.3 Facial Expressions and Smiles in Particular (video: 12:27)

Supplemental Media
Time	Description
0:15	Video clip: Paul Ekman Links to an external site.
	Faces Links to an external site.
6:30	Paul Ekman: Smiles Links to an external site.
8:40	Roy Blunt Links to an external site.
12:00	Rhesus monkey