Copying rituals has allowed cultural groups to proliferate over time. Rare, traumatic rituals produce strong cohesion in small relational groups, whereas daily/weekly rituals produce cohesion in expandable communities. This study presents a theory of how these two ritual modes have influenced history over thousands of years. Publisher: Oxford University Press Author(s): Harvey (Chair of Social Anthropology, Chair of Social Anthropology, University of Oxford) Whitehouse Number of pages: 256 Publication date: 2021 Dimensions: 166 x 240 x 24 Cover type: Hardback