Guerric of Igny (d. 1157) ranks with Bernard of Clairvaux, Aelred of Rievaulx, and William of Saint Thierry as one of 'the four evangelists of C teaux'. Yet he is known only through these Liturgical Sermons and a scattering of historical references. Born probably at Tournai and educated in the humanities and theology at the noted cathedral school there, he visited the cistercian abbey of Clairvaux as a seasoned scholar, with no intention...