信任判断的文化差异：情绪过泛化的社会生态学

Judgments of trustworthiness from faces guide critical social decisions. It remains debated whether these judgments reflect shared features of human perception or are shaped by cultural experience. One prominent explanation is emotion overgeneralization: faces that structurally resemble emotional expressions elicit corresponding impressions, even when no emotion is displayed. Although often treated as universal, emotion overgeneralization may reflect ecological learning shaped by culture-specific norms. We propose a cultural gradient: where emotional expressions are more informative, the link