Have you ever been puzzled by the distinction between the costly signaling theory and credibility enhancing displays (CREDs)?
The new article written by two of our PhD students provides some answers to this question. In the paper, Radim and Dan compare and integrate both approaches into one framework, showing that costly rituals both facilitate cooperative practices and spread ritual practice.
You can find the article here: https://1url.cz/WMjg0.
Jana Nenadalová, Piotr Szymanek (Jagiellonian University), and Neil Van Leeuwen (Georgia State University) received a grant from the Open Science of Religion initiative (supported by the John Templeton Foundation) for a virtual reality study.
In his thesis, titled Costly signaling theory of pilgrimage: The case study of pilgrimage to Santiago de Compostela, he studied whether pilgrimages may function as costly signals of commitment to group norms.
