Christendom and Christianity in the Middle Ages: The Relations Between Religion, Church, and SocietyThough buffetted on all sides by rapid and at times cataclysmic social, political, and economic change, the medieval church was able to make adjustments that kept it from becoming simply a fossil from the past rather than an enduring institution of salvation. The dynamic interaction between the medieval church and society gives form to this compelling and well informed study by Adriaan Bredero. By considering medieval Christianity in full relation to