Facial expressions arise from brain networks that encode slow, context-rich meaning and fast muscle control on different time scales, keeping smiles and threats socially precise.

Emotional expression is a foundational component of human social communication, enabling individuals to interpret, predict and respond to the intentions and internal states of others. Facial movement ...

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 ...