Christian Pfeiffer

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Associate Professor



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  • MA, Humboldt University Berlin
  • Dr. phil., Humboldt University Berlin

Before coming to Toronto, Christian Pfeiffer was employed as a wissenschaftlicher Mitarbeiter (roughly, assistant professor) and member of the Munich School of Ancient Philosophy at the Ludwig-Maximilians University and held a position as a visiting professor at the Humboldt University Berlin.

Christian Pfeiffer’s research interests are in ancient philosophy, in particular Aristotle. He is also interested in contemporary metaphysics. Current research projects include a monograph on Aristotle’s Metaphysics H as well as series of articles connected to topics in Aristotle’s Physics and Metaphysics.

For more information, please see Prof. Pfeiffer’s personal website.

Teaching in 2022-23

PHLB31 Introduction to Ancient Philosophy
PHLD31 Advanced Seminar in Ancient Philosophy

Research Interests:

Ancient Philosophy, History of Philosophy, Metaphysics


  • Aristotle’s Theory of Bodies. Oxford University Press, 2018.
  • “Metaphysik H”, in: C. Rapp (ed.), Aristoteles: Metaphysik. Die Substanzbücher Zeta, Eta, Theta (Klassiker Auslegen), Akademie Verlag, expected date: 2018.
  • “Joseph Geyser on Negative Judgments”, in: G. Hartung, C.G. King, C. Rapp (eds.), Aristotelian Studies in the 19th Century (New Studies in the History and Historiography of Philosophy), Berlin/New York: de Gruyter, expected date: 2018.
  • “Aristotle on Thinking the Infinite” (with Mirjam Kotwick), in Mnemosyne 71 (2018), 1-29
  • “Aristotle and the Thesis of Mereological Potentialism”, in: Philosophical Inquiry, 42, 3-4 (2018).
  • “Aristotle on Being in the Same Place”, in: T. Buchheim and D. Meißner (eds.), Körper. Sôma und Corpus in der antiken Philosophie und Literatur, Meiner. 2016.
  • “Grasping Aristotle’s Intellect” (with Pavel Gregorić), in: Documenti e studi sulla tradizione filosofica medievale XXVI (2015), 13-32
  • “The Perfection of Bodies: Aristotle’s De Caelo I.1” (with Gábor Betegh and Francesca Pedriali), Rhizomata1 (2013), 30-62.
  • “Philosophie des Geistes”, in: Aristoteles-Handbuch. Leben-Werk-Wirkung, C. Rapp und K. Corcilius, J.B. Metzler, 2011.


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