Samuel J.M.																 Kahn

Samuel J.M. Kahn

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



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).




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.


Legal Obligation and Ability. Forthcoming. International Journal of Philosophical Studies.

Prenatal Injury. Forthcoming. Res Philosophica.

Nonaccidental Rightness and the Guise of the Objectively Good. Forthcoming. Journal of Early Modern Studies.

An Identity Crisis in Philosophy. Forthcoming. Argumenta.

Individual Maxim Tokens, not Abstract Maxim Types. 2024. Kantian Review.

On a Recent Attempt to Derive Positive Duties from Kant’s Formula of Universal Law. 2024. Kantian Journal 43.1: 128-148.

On the Philosophical Incoherence of a Duty to Promote the Highest Good. 2024. History of Philosophy Quarterly 41.2: 165-183.

Kant’s Position on the Wide Right to Abortion. 2024. Kant Studien 115.2: 203-227.

The Thirsty Traveler and Luck-Free Moral Luck. 2024. Problemos 105: 102-115.

Kantian Ethics and Our Duties to Nonhuman Animals. 2024. Between the Species 27.1: 82-107.

Some Contemporary Issues about Ought Implies Can: Where does Kant Fit In? 2023. Jahrbuch fur Recht Und Ethik 31.1: 187-207.

Generalizing General Duties from the Universalizability Tests. 2023. Philosophica 31.1: 21-32.

Frankfurt Cases and Alternate Deontic Categories. 2023. Dialogue 62.3: 539-552.

Chess and Antirealism. 2023. Asian Journal of Philosophy 2.76: 1-20.

Korsgaard’s Expanded Regress Argument. 2023. Manuscrito 46.2: 40-65.

Consent and the Mere Means Principle. 2022. Journal of Value Inquiry.

The Problem with Using a Maxim Permissibility Test to Derive Obligations. 2022. De Ethica 7.1: 31-40.

Plasticity, Numerical Identity, and Transitivity. 2022. International Philosophical Quarterly 62.3: 289-299.

The Apple of Kant’s Ethics: i-Maxims as the Locus of Assessment. 2022. Pacific Philosophical Quarterly 104.3: 559-577.

Why Positive Duties Cannot be Derived from Kant’s Formula of Universal Law. 2022. Philosophia 50.3: 1189-1206.

Nary an Obligatory Maxim from Kant’s Universalizability Tests. 2022. Zeitschrift Fur Ethik Und Moralphilosophie 5.1: 15-35.

Kant and the Duty to Promote One’s Own Happiness. 2022. Inquiry 65.3: 327-338.

Rethinking Kant on Duty. 2021. The Review of Metaphysics 74.296: 497-526.

Kant and the Trolley. 2021. The Journal of Value Inquiry 3: 1-11.

A Dilemma for Mathematical Constructivism. 2021. Axiomathes 31.1: 63-72.

Kant’s Philosophy of Moral Luck. 2021. Sophia 60.2: 365-387.

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.

Defending Kant’s Conception of Matter from the Charge of Circularity. 2017. Kant Studien 108.2: 195-217.

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 Walla’s Happiness in Kant’s Practical Philosophy: Morality, Indirect Duties, and Welfare Rights. 2023. Kantian Review 28.3:493-496.

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.



  • 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