This book is the first detailed analysis and interpretation of Kant's ethics as anti-realist and idealist.

Frederick Rauscher is Professor of Philosophy at Michigan State University. He is the editor and co-translator of Kant: Lectures and Drafts on Political Philosophy (with Kenneth R. Westphal, Cambridge, 2015), co-translator of Notes and Fragments (with Paul Guyer and Curtis Bowman, Cambridge, 2005), and editor of Kant in Brazil (2012).

Citations of Kant's writings; Introduction; Part I. Laying the Ground: 1. Moral realism and naturalism; 2. The place of ethics in Kant's philosophy; Part II. Practical Reason in Nature: 3. The priority of the practical and the fact of reason; 4. The transcendental status of empirical reason; Part III. Morality beyond Nature?: 5. 'God' without God: the status of the postulates; 6. From many to one to none: non-natural free choice; 7. Value and the inexplicability of the practical; Postscript: Kant's naturalist moral idealism; Works cited; Index.