Musical group interaction (MGI) is a complex social setting requiring certain cognitive skills that may also elicit shared psychological states. We argue that many MGI-specific features may also be important for emotional empathy, the ability to experience another person's emotional state. We thus hypothesized that long-term repeated participation…

Emotions displayed by others are pivotal ingredients of the decisions we make in social contexts. However, most of the research to date has focused on the subjective emotion of the decider rather than on the emotional expressions of the partners in the interaction. The present investigation was designed to explore how happy and angry facial…