This investigation quantifies the levels of cultural tightness and looseness prevalent in European societies, focusing on NUTS-2 regional divisions. Cultural dynamics occupy a pivotal role in shaping individual decision-making, particularly when addressing global risks like pandemics,...

This study reveals the pivotal impact of the prehistoric out-of-Africa migration on global variation in the degree of cultural diversity within ethnic and national populations. Drawing on novel diversity measures—encompassing folkloric and musical traditions among indigenous ethnic groups, as...