Moral expressions in Hong Kong, New Zealand, and the United Kingdom: Cultural similarities and differences in how affective facial muscle activity predicts judgments.

How does facial muscle activity relate to moral judgments across cultures? To explore this question, we used facial electromyography (EMG) among residents of New Zealand ( = 30) and Hong Kong ( = 40), comparing findings to prior data from the United Kingdom. We recorded EMG involved in expressions of disgust (m.levator labii), anger (m.