Theory is not a set of texts, it is a style of approach. It is to engage in the act of speculation: gestures of abstraction that re-imagine and dramatize the crises of living. This Element is a both a primer for understanding some of the more predominant strands of critical theory in the study of religion in late antiquity, and a history of speculative leaps in the field. It is a history of dilemmas that the field has tried to work out again and again...