 Putting aside the question as to whether Kant might have prevaricated in his response, the question remains: to what extent does Kant engage with Christian doctrine and to what extent is his philosophical theology compatible with it? On the one hand, there are epistemological questions which we have addressed elsewhere in this entry. But there is also the question of whether or not Kant saw his work as compatible or at odds with such core Christian doctrines as Original Sin, Grace, the Incarnation, and Vicarious Atonement. We will here consider four interpretative positions.