In a short chapter of the Critique of Practical Reason entitled “On the Typic of the Pure Practical Power of Judgment,” Kant addresses a crucial problem facing his theory of moral judgment: How can we represent the supersensible moral law so as to apply it to actions in the sensible world? Despite its importance to Kant's project, previous studies of the Typic have been fragmentary, disparate, and contradictory. This book provides a detailed commentary on the Typic, elucidating how it enables moral judgment by means of the law of nature, which serves as the 'type', or analogue, of the...