Children's and Adults' Knowledge of the Distinction Between Enjoyment and Nonenjoyment Smiles

Human facial expression: an evolutionary view

Choice Reviews Online · 1995 · 1.3K citations

Affective Neuroscience, Education, Pre-darwinian Views +18

Detecting deception from the body or face.

Paul Ekman, Wallace V. Friesen · Journal of Personality and Social Psychology · 1974 · 730 citations

Forensic Psychology, Cognitive Science, Engineering +8

Who can catch a liar?

Paul Ekman, Maureen O’Sullivan · American Psychologist · 1991 · 697 citations

Forensic Psychology, Information Forensics, Deception Detection +16

Smiles when lying.

Paul Ekman, Wallace V. Friesen, Maureen J. O’Sullivan · Journal of Personality and Social Psychology · 1988 · 621 citations

Behavioral Sciences, Cognitive Science, Emotional Response +13

Who can catch a liar?

Paul Ekman, Maureen J. O’Sullivan · American Psychologist · 1991 · 583 citations

Deception Detection, Misinformation, Post-truth +1