Aristotle’s Philosophy of Biology: Studies in the Origins of Life Science (Studies in Biology and Philosophy Series), Cambridge: Cambridge University Press.
Aristotle: On the Parts of Animals, translation with introduction and commentary (Clarendon Aristotle Series), Oxford University Press.

Edited Collections

Allan Gotthelf and James G. Lennox, eds. Concepts and Their Role in Knowledge: Reflections on Objectivist Epistemology, Pittsburgh: Pittsburgh University Press.
Allan Gotthelf and James G. Lennox, eds. Metaethics, Egoism, and Virtue: Studies in Ayn Rand’s Normative Theory, Pittsburgh: University of Pittsburgh Press.
James G. Lennox and Robert Bolton, eds. Being, Nature, and Life in Aristotle, Cambridge: Cambridge University Press.
Gereon Wolters and James G. Lennox, eds. Concepts, Theories, and Rationality in the Biological Sciences, Konstanz University Press and Pittsburgh University Press, Konstanz.
Mary Louise Gill and James G. Lennox, eds. Self-Motion from Aristotle to Newton, Princeton University Press, Princeton [now reprinted in Princeton Legacy Series].
Allan Gotthelf and James G. Lennox, eds. Philosophical Issues in Aristotle’s Biology, Cambridge University Press, Cambridge.

Published Articles


“Most Natural Among the Functions of Living Things”, in Giouli Korobili and Roberto Lo Presti, eds. Nutrition and Nutritive Soul in Aristotle and Aristotelianism, De Gruyter 2021, 3-20.

“Form as Cause and the Formal Cause: Aristotle’s Answer” in Ludger Jansen and Petter Sandstad, eds. Neo-Aristotelian Perspectives on Formal Causation, Routledge 2021, 225-237.

“Biology and Cosmology in Aristotle”, in Ricardo Salles, ed., Cosmology and Biology in Ancient Philosophy: From Thales to Avicenna, Cambridge University Press, 2021, 109-130.

“Accentuate the Negative: Locating Possibility in Darwin’s ‘Long Argument’”, Studies in History and Philosophy of Science 87 (2021): 147- 157.

“Ayn Rand and Objectivism”, in Stephen Bullivant and Michael Ruse eds., The Cambridge History of Atheism, Cambridge University Press, 647-665.


“Aristotle on the Unity of the Nutritive and Reproductive Functions”, Phronesis 65 (4): 414-466. (co-authored with Cameron Coates)


“Is Reason Natural? Aristotle’s Zoology of Rational Animals” in Geert Keil and Nora Kreft, eds. Aristotle’s Anthropology, Cambridge University Press 2019, 99-117.


Physics I.9: Of Matter, the Great and the Small” in Diana Quarantotto ed. Aristotle’s Physics, Book I: A Systematic Exploration, Cambridge University Press, 226-245.

“Aristotle, Dissection, and Generation: Experience, Expertise and the Practices of Knowing”, chapter 13 in Aristotle’s Generation of Animals: A Critical Guide, Andrea Falcon and David Lefebvre eds. Cambridge University Press, 2018, 249-272.

“Aristotle and the Origins of Zoology”, in The Cambridge History of Science: Volume 1, Alexander Jones and Liba Taub (eds.), Cambridge University Press, 2018, chapter 12, 215-237.

“Aristotle”:  in: Lorenzo Perilli and Daniela Taormina eds.  Ancient Philosophy: Textual Paths and Historical Explorations. London and New York: Routledge, chapter 11, 361-404. (This is an English edition of “Aristotele”, in La Filosofia Antica: Itinerario Storico e Testuale (SEE BELOW)).


“William Harvey: Enigmatic Aristotelian of the Seventeenth Century”, chapter 9 in Teleology in the Ancient World, Julius Rocca, ed., Cambridge University Press, 2017 (forthcoming), 169-200.

‘An Aristotelian Philosophy of Biology: Form, Function and Development’, Acta Philosophica I: 26 (2017), 33-51.


‘‘Who sets the tone for a culture?’: Ayn Rand’s Approach to the History of Philosophy’, in A Companion to Ayn Rand, Allan Gotthelf and Gregory Salmieri eds., Malden, MA: Wiley Blackwell, 321-342.

‘How to Study Natural Bodies: Aristotle’s MethodosCambridge Companion to Aristotle’s Physics, ed. M. Leunissen, Cambridge: Cambridge University Press (2015), pp. 10-30.
‘Aristotle on the Biological Roots of Virtue: the Natural History of Natural Virtue’ reprinted in D. Henry and K. M. Nielsen eds., Bridging the Gap between Aristotle’s Science and Ethics, Cambridge: Cambridge University Press, 2015, pp. 193-213.
‘Aristotle’s Posterior Analytics and the Aristotelian Problemata’, in Robert Mayhew ed., The Aristotelian Problemata Physica: Philosophical and Scientific Investigations, Leiden: Brill, 2015, pp. 31-60.
‘Darwin and Teleology’, Chapter 17 in Michael Ruse (ed.) The Cambridge Encyclopedia of Darwin and Evolutionary Thought. Cambridge: Cambridge University Press, 152-157.
‘Biological Teleology: The Need for History’ (with Kostas Kampourakis), in Kostas Kampourakis (ed.) Philosophy of Biology: A Companion for Educators. Dordrecht: Springer, 421-454.
‘The Complexity of Aristotle’s Study of Animals’, Chapter 12 in Christopher Shields (ed.) The Oxford Handbook of Aristotle. Oxford: Oxford University Press, 287-305.
‘Aristotele’, Capitolo 11 in Lorenzo Perilli e Daniela P. Taormina (eds.) La Filosofia Antica: Itinerario Storica e Testuale. Milano: UTET Università, 272-308.
Aristotle on Norms of Inquiry’, HOPOS, Vol. 1, No. 1 (Spring 2011), 23-46.
‘Bios, Praxis and the Unity of Life in Aristotle’s Biology’, in Sabine Föllinger (ed.): Was ist ‘Leben’? Aristoteles’ Anschauungen zur Entstehungsweise und Funktion von Leben. Akten der Tagung vom 23.-26. August 2006 in Bamberg, Stuttgart: Franz Steiner Verlag 2009, 239-259.
Aristotle’s Natural Science: the Many and the One’ in, James Lesher, ed. From Inquiry to Demonstrative Knowledge: New Essays on Aristotle’s Posterior Analytics, Apeiron 43, nos. 2-3 (June September 2010), 1-23.
‘Bios and Explanatory Unity in Aristotle’s Biology’ in David Charles, ed. Definition in Greek Philosophy, Oxford: Oxford University Press, 329-355.
‘La fonction biologique: Phylogénie d’un Concept’, in Jean Gayon et Armand de Ricqlès, eds., Les fonctions : des Organismes aux Artefacts, Paris: Presses Universitaires de France, 2010, 17-42.
Aristotle on Mind and the Science of Nature’, in Marietta Rossetto, Michael Tsianikas, George Couvalis and Maria Palaktsoglou (eds.), Greek Research in Australia: Proceedings of the Biennial
International Conference of Greek Studies, June 2009, Flinders University Department of Languages 2009, 1-18.
‘De caelo II 2 and its Debt to De Incessu Animalium’, in Alan C. Bowen and Christian Wildberg, eds., New Perspectives on Aristotle’s De Caelo (Philosophia Antiqua Vol. 117), Leiden and Boston: Brill, 2009, 147-214.
Form, Essence, and Explanation in Aristotle’s Biology’, chapter 22 in Georgios Anagnostopoulos, ed., A Companion to Aristotle, London: Blackwell Publishing, 2009, 348-67.
‘Aristotle’, in Michael Ruse & Joseph Travis, eds. Evolution: The First Four Billion Years, Cambridge MA: The Belknap Press of Harvard University Press, 422-427.
‘The Evolution of Darwinian Thought Experiments’ and ‘Thought Experiments in Evolutionary Biology Today’, chapters 2 and 4 in W. J. Gonzalez (ed.), Evolutionism: Present Approaches, La Coruña: Netbiblio, 2009, 63-76, 109-120.
‘From Darwin to Neo-Darwinism’, chapter 5, in Sahotra Sarkar and Anya Plutynksi, eds. A Companion to Philosophy of Biology, Malden, MA: Blackwell Publishing Ltd.
William Harvey’s Experiments and Conceptual Innovation’, Medicina & Storia, 12/2006, 5-27.
Aristotle’s Biology’, Edward N. Zalta, ed. The Stanford Encyclopedia of Philosophy.
‘The Philosophy of Biology’, entry for Donald Borchert, editor-in-chief, Encyclopedia of Philosophy, 2nd edition.
‘The Comparative Study of Animal Development: William Harvey’s Aristotelianism’, chapter 1, in Justin Smith, ed. The Problem of Animal Generation in Modern Philosophy, Cambridge: Cambridge University Press, 21-46.
‘Aristotle’s Biology and Aristotle’s Philosophy’, chapter 16, in Mary Louise Gill and Pierre Pellegrin, eds., A Companion to Ancient Philosophy (Blackwell Companions to Philosophy Series), London: Blackwell, 2006, 292-315.
Aristotle’, in K. Kempf-Leonard, ed., Encyclopedia of Social Measurement, San Diego: Elsevier Science Press, 83-90.
Darwin’s Methodological Evolution’, Journal of the History of Biology, 38/1 (March 2005), 85-99.
‘The Place of Zoology in Aristotle’s Natural Philosophy’, in R. W. Sharples, ed., Philosophy and the Sciences in Antiquity, London: Ashgate, 2005, 58-70.
‘Getting a Science Going: Aristotle on Entry Level Kinds’, in G. Wolters, ed., Homo Sapiens und Homo Faber (Festschrift Mittelstrass), Berlin: Walter De Gruyter, 2005, 87-100.
Darwinism’, Edward N. Zalta, ed. The Stanford Encyclopedia of Philosophy [updated 2009, 2015].
Che bene è un adattamento?’, Iride, Vol. XV, 521-535.
Aristotle on the Unity and Disunity of Science’, International Studies in the History and Philosophy of Science, 2001, Vol. 15/2, 133-144.
History and Philosophy of Science: A Phylogenetic Approach’, História, Ciências, Saúde, Vol. VIII, No. 3 (October-December 2001), 655-668.

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