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Facial expressions play a fundamental role in social communication. While it is well established that others’ expressions influence our behavior—such as approaching a smiling person or avoiding an ...

Multiface analysis in action explores advanced methods for studying facial expressions in dyads, focus groups, and audience testing to uncover group emotions ...

When people smile politely, flash a grin of recognition, or tighten their lips in disapproval, the movement is tiny – but the message can be huge. Imagine you are in a courtroom observing a juror who ...