This work investigates the evolution of lay religious identity and practice in Southern France between the eleventh and fourteenth centuries. John H. Arnold, a professor of medieval history, utilizes a combination of inquisitorial records, hagiographies, and local administrative documents to reconstruct the religious lives of non-clerics. He argues that the development of lay religion was not merely a reaction to ecclesiastical authority, but a complex, autonomous process shaped by social, economic, and regional factors.

Historians frequently cite this text for its rigorous methodology in interpreting fragmented archival evidence. Scholars note the academic density of the prose, which serves as a foundational reference for understanding medieval social history and religious dissent.