The Middle Ages saw a flourishing of mysticism that was astonishing for its richness and distinctiveness. The medieval period was unlike any other period of Christianity in producing people who frequently claimed visions of Christ and Mary, uttered prophecies, gave voice to ecstatic experiences, recited poems and songs said to emanate directly from God and changed their ways of life as a result of these special revelations. Many recipients of these alleged divine gifts were women. Yet the female contribution to western Europe's intellectual and religious development is still not well...