Samuel J.M.																 Kahn

Samuel J.M. Kahn

Associate Professor of Philosophy
Undergraduate Mentor
Department: Latino Studies, Philosophy
(317) 274-8890
CA 331A




Kant’s Theory of Conscience. 2021. Cambridge University Press.

Kant, Ought Implies Can, the Principle of Alternate Possibilities, and Happiness. 2018. Lexington Books.

A Problem Based Introduction to Philosophy. 2014. Kendal Hunt.


Why Positive Duties Cannot be Derived from Kant’s Formula of Universal Law. Forthcoming. Philosophia.

Rethinking Kant on Duty. Forthcoming. The Review of Metaphysics.

Kant and the Trolley. Forthcoming. The Journal of Value Inquiry.

Kant’s Philosophy of Moral Luck. Forthcoming. Sophia.

Obligatory Actions, Obligatory Maxims. 2021. Kantian Review 26.1: 1-25.

On the Expressive Limits of Kant’s Universalizability Tests. 2021. Kant Studien 112.2: 299-304.

A Problem for Frankfurt Examples. 2021. Southwest Philosophy Review 37.1: 159-167.

Veganism, Animal Welfare, and Causal Impotence. 2020. Journal of Animal Ethics 10.2: 161-176.

A Realistic Argument for Scientific Realism: How to be a Realist Without Really Knowing It. 2020. Philosophia 48.5: 1901-1914.

Positive Duties, Kant’s Universalizability tests, and Contradictions. 2020. Southwest Philosophy Review 36.1: 113-120.

A Dilemma for Mathematical Constructivism. 2020. Axiomathes 31.1: 63-72.

Kant, the Practical Postulates, and Clifford’s Principle. 2020. Contemporary Pragmatism 17.1: 21-47.

Defending the Traditional Interpretations of Kant’s Formula of a Law of Nature. 2019. Theoria 158.66.1: 76-102. doi:10.3167/th.2019.6615804

The Problem of the Kantian Line. 2019. International Philosophical Quarterly. 59.2: 193-217.

Kant’s Post-1800 Disavowal of the Highest Good Argument for the Existence of God. 2018. Kant Yearbook 10.1: 63-83.

Kant and the Duty to Promote One’s Own Happiness. 2018. Inquiry: An Interdisciplinary Journal of Philosophy: 1-12.

Kant’s Original Attractive Force. 2018. In Walter de Gruyter (ed.), Nature and Freedom, Proceedings of the XII International Kant Congress.

Positive Duties, Maxim Realism, and the Deliberative Field. 2017. Philosophical Inquiry 41.4: 2–34.

Reassessing the Foundations of Korsgaard’s Approach to Ethics. 2017. Dialegesthai.

Reconsidering the Donohue-Levitt Hypothesis. 2016. American Catholic Philosophical Quarterly 90:583–620.

Is the Final Chapter of the Metaphysics of Morals also the Final Chapter of the Practical Postulates? 2015. American Catholic Philosophical Quarterly 89: 309–332.

A Kantian Responds to Santayana. 2015. Socrates 3: 66–79.

Kant’s Theory of Conscience. 2015. In Pablo Muchnik and Oliver Thorndike (eds.), Rethinking Kant: Volume IV. Cambridge Scholars Publishing, 135–156.

Can Positive Duties be Derived from Kant’s Formula of Universal Law? 2014. Kantian Review 19: 93–108.

A Kantian Take on Fallible Principles and Fallible Judgments. 2014. American Dialectic 4: 1–27.

Freedom, Morality, and the Propensity to Evil. 2014. Kantian Studies Online 65–90.

Defending the Possible Consent Interpretation from Actual Objections. 2014. Journal of Early Modern Studies 3: 88–100.

The Interconnection between Willing and Believing for Kant’s and Kantian Ethics. 2014. International Philosophical Quarterly 54: 143–157.

The Guise of the Objectively Good. 2013. Journal of Value Inquiry 47: 87–99.

Reconsidering RGV, AA 06: 26n and the Meaning of ‘Humanity’. 2013. In Margit Ruffing, Claudio La Rocca, Alfredo Ferrarin, and Stefano Bacin (eds.), Kant und Die Philosophie in Weltburgerlicher Absicht: Akten des Xi, Kant-Kongresses 2010, De Gruyter, 307–316.

A Reply to Bencivenga, “Consequences in Kantian Ethics”. 2013. American Dialectic 1: 285–288.

Book Reviews

Review of Papish’s Kant on Evil, Self-Deception, and Moral Reform. 2021. Ethics 132.1: 266-269.

Review of Kim’s Kant and the Foundations of Morality. 2018. British Journal for the History of Philosophy 26.2: 403-5.

Review of Kerstein’s How to Treat Persons. 2014. Kantian Review 19: 319-323.



Ph.D., Stanford University, 2012;

Fulbright Scholar, Philipps-Universität Marburg, 2008-09;

B.A., Philosophy, & B.S.E., Bioengineering, magna cum laude, University of Pennsylvania, 2005.



Frequently taught courses: Introduction to Philosophy (P110); Ethics (P120); Social & Political Philosophy (P323/P543); Philosophy of Immanuel Kant (P418/P525).



  • Wilfrid Sellars Prize, 2021
  • Liberal Arts Student Council Award, 2020
  • Wilfrid Sellars Prize, 2019
  • Young Philosophers Lecture Series at DePauw University, 2015
  • The Review of Metaphysics Dissertation Essay Contest, 2013
  • Markus Herz Prize, 2011.
  • Geballe Fellow, Stanford Humanities Center, 2011.
  • Elizabeth F. Flower Essay Prize, 2005.

Academic Interests

Academic Interests

Kant, Kantian Ethics, Modern Philosophy, Social/Political Philosophy


CA 331A
425 University Boulevard
Indianapolis, IN 46202