Luther described the Mass as the "greatest and most horrible abomination" of the papal church. On this, he argued, nothing could be surrendered. However, during the 1530s and early 1540s, the Strasbourg reformer Martin Bucer (1491-1551) sought rapprochement with the Catholics on precisely this matter. This book looks at Bucer's overtures to Catholic moderates in the era of the religious colloquies. He proposed to circumvent the Reformation impasse by returning to the Eucharistic theology of the church fathers and early scholastics. These efforts culminated in the Eucharistic articles of the...