Adolf Von Harnack: Liberal Theology at Its HeightAdolf von Harnack was the most outstanding student of early Christianityin modern times and one of the most persuasive exponents of liberaltheology. Although subsequent scholarship has strongly challenged manyof his conclusions, the questions he raised remain central to muchtheological endeavor. Despite their critique of Harnack, both Karl Barth and DietrichBonhoeffer two of his most eminent students recognized the immensecontribution he made to