In his insightful book, renowned anthropologist Robin Dunbar delves into the fascinating origins and enduring power of religious belief. Drawing on cutting-edge research in neuroscience, anthropology, and psychology, Dunbar offers a compelling scientific explanation for religion's emergence in human societies. He explores its adaptive functions, from fostering social cohesion to providing comfort and meaning, and examines why, despite secularization trends, faith continues to play a significant role in human lives across the globe. This insightful analysis challenges conventional wisdom and provides a deeper understanding of one of humanity's most complex and pervasive phenomena.