Foreword by Edward H. SchroederThis book is about faithful witnesses -- from the Reformation to South African apartheid to Bonhoeffer -- to the promise of Jesus Christ. Even in the midst of trials, these faithful followers have testified that the gospel is authority enough for the church's life and unity. Significantly, this is the first book in print by the late Robert Bertram, described by Edward Schroeder as perhaps the most unpublished major Lutheran theologian of the twentieth century. "