The mid-thirteenth century AD marks the beginning of tremendous social change among Ancestral Pueblo peoples of the northern US Southwest that foreshadow the emergence of the modern Pueblo world. Regional depopulations, long-distance migrations, and widespread resettlement into large plaza-oriented villages forever altered community life. Archaeologists have tended to view these historical events as adaptive responses to climatic, environmental, and economic conditions. Recently, however, more attention is being given to the central role of religion during these transformative periods,...