I. Introduction: The burden of discipleship -- Discipleship: The intrigue of Bonhoeffer -- The theoretical axis: Authority versus authenticity -- The challenge of a psychological interpretation -- Specific features of discipleship -- II. Sociality and family -- The Bonhoeffer family -- The family context of Bonhoeffer's life and thought -- Family, sociality, and polyphony -- III. The making of a theologian and an ethicist -- An allegory of death -- Reactions to Walter's death -- Death and the call to Christ -- Family, church, and world -- IV. The path of discipleship -- Establishing the problematic: lectures on origins -- Conflict with authority -- The relationship with Barth -- Familial obedience and political resistance -- V. Conclusion: The triumph of discipleship -- AUthority and the ethic of discipleship -- The critique of tyranny -- The critique of instrumental reason -- A new prophet?