The Bondage of the Will by Martin Luther J. I. Packer and O.R. Johnston, translators of Luther's masterpiece from German and Latin to English, say in the Introduction: "Free will was no academic question to Luther; the whole Gospel of the grace of God, he held, was bound up with it, and stood or fell according to the way one decided it. . . . It is not the part of a true theologian, Luther holds, to be unconcerned, or to pretend to be unconcerned, when the Gospel is in danger. . .. The doctrine of the Bondage of the...