Department of

Visiting Professor, under the university's Fellowship for the Study of Objectivism (Member: Classics, Philosophy and Ancient Science Program).  A specialist on Aristotle's biology and philosophy, and on the philosophy of Ayn Rand, Gotthelf is emeritus professor of philosophy at The College of New Jersey, and has taught on a visiting basis at Swarthmore, Oxford, Georgetown, Tokyo Metropolitan, and the University of Texas at Austin.  He is a life member of Clare Hall Cambridge, and was a visiting member of the Institute for Advanced Study, Princeton. Gotthelf is author of On Ayn Rand (Wadsworth Philosophers Series, 2000); co-editor of Philosophical Issues in Aristotle's Biology (Cambridge 1987); editor of Aristotle on Nature and Living Things (Pittsburgh 1985); and has prepared for publication D.M. Balme's posthumous editions of Aristotle's Historia Animalium (Cambridge 2002, Cambridge MA 1991).  His collected Aristotle papers will by published next year by Oxford University Press, in its series, Oxford Aristotle Studies, under the title: Teleology, First Principles, and Scientific Method in Aristotle's Biology: Selected Essays. He is currently working on several Aristotle projects and an extended study of Rand's theory of concepts, essences, and objectivity.

Education

1966-69 Instructor, Wesleyan University

1969-84 Assistant Professor, Trenton State College

1984-90 Associate Professor, Trenton State College

1990-2002 Professor, The College of New Jersey (formerly Trenton State College)

2002- Professor Emeritus, The College of New Jersey

2003- Visiting Professor, University of Pittsburgh

Courses at University of Pittsburgh

2007
- Julie Ponesse, Philosophy, University of Western Ontario, “Aristotle on Constitutive Moral Luck” (External examiner)

2008
- Gregory Salmieri, Philosophy, University of Pittsburgh, “Aristotle and the Problem of Concepts”

in progress:
- Corinne Bloch, Visiting Scholar, HPS, University of Pittsburgh; Cohen Institute for the History and Philosophy of Science and Ideas, University of Tel Aviv, The Roles of Definition in Science”
- Mark Warren, Classics, University of Texas at Austin, “Aristotle on Function”

Past Visiting Teaching

1975
First Prize, Dissertation Essay Competition, Review of Metaphysics, for “Aristotle's Conception of Final Causality” (published 1976)

1979-80
Junior Fellowship, Harvard University Center for Hellenic Studies, Washington D.C.

1981
APA Summer Teaching Workshop, dir. Baruch Brody, held at Williams College, eight weeks

1982-1990
Co-leader (wth Michael Hooker) of annual APA east coast weekend teaching workshops, mostly in Baltimore or Boston, 26 hours per weekend, complex program based in part on participants' videotapes of 20 min. of an intro. class

1983
Director, National Endowment for the Humanities (NEH) Research Conference on Philosophical Issues in Aristotle's Biology, Williamstown MA, ten days, sponsored by The Council for Philosophical Studies (co-organized with D.M. Balme)

1984
Visiting Associate, Clare Hall, Cambridge University, January-April 1984 Temporary Member of Common Room, Wolfson College, Oxford University, May-August

1985
Faculty Fellow, Princeton University, Spring semester (half-time)

NEH Summer Stipend for Research, June-August

Visiting Associate, Clare Hall, Cambridge University, May-August

Elected Life Member, Clare Hall, Cambridge (to begin September)

Co-Director, Cambridge/Trenton Conference on Aristotle's Philosophy of Biology, King's College, Cambridge, 3 days (with G.E.R. Lloyd)

1986-
Fellow, Institute for Research in Classical Philosophy and Science (Pittsburgh/Princeton; Alan C. Bowen, Director)

1986-89
National Science Foundation (NSF) three-year grant for cooperative research with D.M. Balme, under U.S.-U.K. Cooperative Research Program, (three and a half summers and one semester in U.K.)

1986
Organizer, Conference on Matter and Explanation in Aristotle's Scientific and Philosophical Works, Trenton State College, three days

1987
Temporary Member of Common Room, St. Cross College, Oxford, Hilary Term

Temporary Member of Common Room, Oriel College, Oxford, March

Co-Organizer, Joint U.S.-France Seminar on Interconnections of Biology, Scientific Method, and Metaphysics in Scientific and Philosophical Writings of Aristotle, NSF and CNRS (Paris), with D. Devereux (UVa.) and P. Pellegrin (CNRS), Ile d'Oléron, France, five days

1988
Co-Director, NEH Summer Institute on Aristotle's Metaphysics, Biology, and Ethics (with Profs. J.M. Cooper and M. Frede, Princeton University), sponsored by the Council for Philosophical Studies; six weeks

1992-96
NEH three-year grant, Interpretive Research Program in History/Technology of Science, for “Aristotle on Animals: Selections from the Biological Works”

2001
Member, Institute for Advanced Study, Princeton (January - August)

2003-
three-year Fellowship for the Study of Objectivism, as visiting professor in History and Philosophy of Science dept., University of Pittsburgh, supported By Anthem Foundation for Objectivist Scholarship; renewed 2006

2004         
Director, Workshop on the Ayn Rand’s Theory of Concepts, held at University of Pittsburgh under auspices of Fellowship for the Study of Objectivism, 4 days

Honoree -- Festschrift Conference:  “Being, Nature and Life: A Conference Celebrating Allan Gotthelf’s Contributions to the study of Classical Philosophy and Science,” organized by J.G. Lennox (Pittsburgh) and R. Bolton (Rutgers), at University of Pittsburgh.  Festschrift volume in progress, ed. R. Bolton and J.G. Lennox.

Director, Workshop on Ayn Rand’s Conception of Objectivity, 3 days, held at University of Pittsburgh under auspices of Fellowship for the Study of Objectivism

2005
Convener, Workshop on Aristotle’s Generation of Animals, 3 days

Convener, Workshop on Ayn Rand As Aristotelian, 2 days

2006
Co-Organizer (with Tara Smith, UT-Austin), University of Texas at Austin and University of Pittsburgh Fellowships for the study of Objectivism joint conference: Concepts and Objectivity: Knowledge, Science, Values, 3 days

2007
Convener (with Devin Henry, U. Western Ontario), Second Pittsburgh-London (Ont.) Workshop on Aristotle’s Generation of Animals (May), 2 days

Co-Organizer (with Geoffrey Sayre-McCord, U. North Carolina), Workshop on Normativity and Justification in Epistemology and Ethics, at Harvey Mudd College, the Claremont Colleges,  3 days

Co-Organizer (with Onkar Ghate, Ayn Rand Institute), Workshop on Objectivism and Contemporary Philosophy, 3 days
                         
Convener (with Devin Henry, U. Western Ontario), Third Pittsburgh-London (Ont.), Workshop on Aristotle’s Generation of Animals  (Nov), 2 days

2008
Convener (with Devin Henry, U. Western Ontario), Fourth Pittsburgh-London (Ont.), Workshop on Aristotle’s Generation of Animals, 2 days

Co-Director (with Gregory Salmieri), workshop for authors contributing to the Ayn Rand Companion (above, Books [2010]), 5 days

Convener, Philosophy of Mathematics Workshop: A Conversation with Pat Corvini on Her Work, 3 days [Dec]

2009
Co-organizer (with Bill Brewer, U. Warwick), Workshop on Perception, Consciousness, and Reference, Warwick, 2 days

2010
Co-organizer (with Devin Henry, U. Western Ontario), Fifth Pittsburgh/London (Ont.) Workshop on Aristotle's Generation of Animals: Methodology in GA, 2 days

Books

Ayn Rand Society Philosophical Studies - annual series (with J.G. Lennox, assoc. ed.) for University of Pittsburgh Press, inaugural volume forthcoming January 2011

Books Edited

1976/77
Aristotle's Conception of Final Causality,” Review of Metaphysics 30; repr. in Philosophical Issues in Aristotle's Biology, ed. A. Gotthelf and J.G. Lennox (see Books edited, above)

1983
“Arius, Theophrastus and the Eudemian Ethics: Comments on Professor Fortenbaugh's paper with special attention to pathos in Aristotle,” in On Stoic and Peripatetic Ethics: The Work of Arius Didymus, ed. W.W. Fortenbaugh, Rutgers Studies in Classical Humanities I, Transaction Books

1985
“Notes toward a Study of Substance and Essence in Aristotle's Parts of Animals II-IV,” in Aristotle on Nature and Living Things (see Books edited, above)

1987
“Postscript 1986” and additional notes to reprint of “Aristotle's Conception of Final Causality,” in Philosophical Issues in Aristotle's Biology (see Books edited) “First Principles in Aristotle's Parts of Animals,” in Philosophical Issues in Aristotle's Biology (see Books edited, above)

1988
“Historiae I: Plantarum et Animalium,” in Theophrastean Studies, eds. W.W. Fortenbaugh and R.W. Sharples, Rutgers Studies in Classical Humanities III, Transaction Books

1989
Obituary: D. M. Balme, The Guardian (U.K.)

“The Place of the Good in Aristotle's Natural Teleology,” in Proceedings of the Boston Area Colloquium on Ancient Philosophy, Volume IV, eds. J.J. Cleary and D. Shartin, University Press of America

“Teleology and Spontaneous Generation: A Discussion,” in Nature, Knowledge and Virtue: Essays in memory of Joan Kung, edd, R. Kraut and T. Penner, Apeiron Special Issue

1991
“A Note on the Loeb Historia Animalium, Vol. III,” Ancient Philosophy 11

1992
"Report on Recent Work and an Additional Bibliography", in Aristotle's De Partibus Animalium I and De Generatione Animalium I (with passages from II.1-3) , trans. w/ notes by D. M. Balme, Clarendon Aristotle Series (Oxford 1992/1972)

1996/97
“In memoriam: A.C. Crombie,” Review of Metaphysics 50

1997
“Division and Explanation in Aristotle's Parts of Animals,” in Festschriften Wolfgang Kullmann, H.-C. Gunther, Stuttgart: Steiner Verlag

“The Elephant's Nose: Further Reflections on the Axiomatic Structure of Biological Explanation in Aristotle,” Aristotelische Biologie. Intentionen, Methoden, Ergebnisse. Herg. W. Kullmann und S. Föllinger, Stuttgart: Steiner Verlag

“Understanding Aristotle's Teleology,” in Final Causality in Nature and Human Affairs, ed. R.F. Hassing, Washington: Catholic University Press

1999
“From Aristotle to Darwin: Closing Words,” in Aristotle's Animals in the Middle Ages and the Renaissance: Proceedings of the 1997 Leuven Conference, ed. C. Steel and G. Guldentops, Leuven: Brill

“A Biological Provenance,” contribution to a memorial symposium on Montgomery Furth 's Substance, Form and Psyche: An Aristotelean Metaphysics, Philosophical Studies 38

“Darwin on Aristotle,” Journal of the History of Biology 32

2005
"Aristotle's Conception of Final Causality" (reprint of 1987 version), in  Essays in Ancient Philosophy , ed R. Bosley & C. Panayides, Nicosia: Intercollege Academic Press

2007
“Theodore Gaza’s Translation of Aristotle’s De Animalibus: Content, Influence, Date,”  (co-authored with P. Beullens), Greek, Roman and Byzantine Studies 44.4

2009
"Galt's Speech in Five Sentences (and Forty Questions)," in Essays on Ayn Rand's Atlas Shrugged, ed. R. Mayhew (Lexington Books)

"A Note on Dagny's 'Final Choice'," in Essays on Ayn Rand's Atlas Shrugged, ed. R. Mayhew (Lexington Books)

Under consideration:
"Ayn Rand on Concepts," ch. 1 of Concepts and their Role in Knowledge [above, Books [2010])

Unpublished papers being revised for inclusion in OUP volume of collected Aristotle papers (above, Books [2010]):
1. “Teleology and Embryogenesis in Aristotle’s Generation of Animals II.6”
2. "What's Teleology Got to Do With It?: A Reinterpretation of Aristotle's Generation of Animals Book V"
3. “Aristotle’s Megista Gené: HA I.6 490b7-491a6”
4. “Data-Organization, Classification, and Natural Kinds: The Place of the History of Animals in Aristotle’s Biological Enterprise”
5. “Coda: Aristotle as Scientist: A Proper Verdict”

In preparation for inclusion in Ayn Rand: A Companion to Her Works and Thought (above, Books [2011]):
1. "An Introduction to the Study of Ayn Rand" (with Gregory Salmieri)
2. “The Morality of Life”
3. “The Primacy of Existence”
4. “Coda: The Benevolent Universe Premise and The Heroic View of Man”
5. “Reception of Rand’s Works and Thought” (with Michael S. Berliner and Gregory Salmieri)

"The Choice to Value" (1990), prev. unpubl. Ayn Rand Society presentation, to appear in Metaethics, Egoism, and Virtue: Studies in Ayn Rand's Normative Theory [above, Books edited [2011])

Encylopedia and Dictionary Articles

1979/80
N.P. White, A Companion to Plato's Republic, Review of Metaphysics 33

1980/81
Two-part review essay of M.C. Nussbaum, Aristotle's De Motu Animalium, Journal of Philosophy 77 (1980); Review of Metaphysics 34 (1980/81)

1981
Short reviews of: J. Findlay, Plato and Platonism; E. McLain, The Pythagorean Plato; W. Sahakian, Plato; N.P. White, A Companion to Plato's Republic; in Bibliography of Philosophy

1983
“Teaching Aristotle's Ethics,” Teaching Philosophy 6 [includes review of: A.O. Rorty, ed., Essays on Aristotle's Ethics; J.M. Cooper, Reason and Human Good in Aristotle; W.F.R. Hardie, Aristotle's Ethical Theory 2nd edn.; F. Eterovich, A Commentary on Aristotle's Nicomachean Ethics]

R. Sorabji, Necessity, Cause, and Blame, Journal of the History of Philosophy 21

1984/85
M. Boylan, Method and Practice in Aristotle's Biology Review of Metaphysics 38

1992/93
A.C. Bowen, ed., Science and Philosophy in Classical Greece, Review of Metaphysics 46

1993/94
Van Oppenraaij, Aafke M. I., ed. Aristotle: De Animalibus. Michael Scot's Arabic-Latin Translation. Part 3: Books XV-XIX: Generation of Animals, Biblioteca Orientalis (Netherlands)

W.W. Fortenbaugh et al., eds. Theophrastus of Eresus: Sources for his Life, Writings, Thought and Influence, 2 vols., Review of Metaphysics

2008
Review of C.C.W. Taylor, Aristotle’s Nicomachean Ethics Books II-IV, Translated with an Introduction and Commentary,  Clarendon Aristotle Series, Oxford 2006, Notre Dame Philosophical Review 2008.10.5

Pre-1980 Presentations
Worth Noting

1980
“The Grand Generalizations of Aristotelian Teleology,” to Georgetown University Ancient Philosophy Colloquium

“Love and Philosophy: Aristotelian vs. Platonic,” at Georgetown University; to Salisbury State College Honors Program

1981
“Arius, Theophrastus and the Eudemian Ethics: Comments on Professor Fortenbaugh's paper,” to Project Theophrastus Conference, Arius Didymus on Stoic and Peripatetic Ethics, at Rutgers University

“Robert Nozick on the Foundations of Morality,” to American Society of Value Inquiry, APA Eastern Division meetings, Philadelphia

1982
as invited “discussant,” Conference on Functional Explanation in the Social and Biological Sciences, at University of Pittsburgh (3 days)

“Love and Philosophy: Aristotelian vs. Platonic,” at University of Oslo (Norway)

1983
“Substance and Essence in Aristotle's Parts of Animals II-IV,” to NEH Research Conference on Aristotle's Metaphysics and Epistemology, Florida State University, sponsored by Council for Philosophical Studies, 6 days

“The Philosophical Importance of Aristotle's Biology,” at Vassar College

"Substance and Definition in Aristotle’s Biological Works,” to NEH Research Conference on Philosophical Issues in Aristotle’s Biology, Williams College, sponsored by the Council for Philosophical Studies

“Philosophical Lessons of Aristotle's Historia Animalium,” to A.C. Crombie's Seminar on the History of Science and Medicine, Oxford University

“Recent Work on Aristotle's Teleology,” to Human Sciences Seminar, Manchester Polytechnic (U.K.), to History of Science Society (Chicago)

“Love and Philosophy: Aristotelian vs. Platonic,” at University of Freiburg (W. Germany)

1984
“Historiae I: Plantarum et Animalium ,” to Project Theophrastus Conference on Theophrastus on Science, University of London, 3 days

“First Principles in Aristotle's Parts of Animals ,” to Cambridge/Trenton Conference on Aristotle's Philosophy of Biology, Cambridge University, 3 days

1986
Comments on S. Cohen's “Flesh, Bone, and Aristotle's Teleology,” at Trenton Conference on Matter and Explanation in Aristotelian Science and Metaphysics, Trenton State College, 3 days

1987
“Aristotle as Scientist: A Proper Verdict (with emphasis on his biology), at Clare Hall, Cambridge, at University College of Wales

“First Principles in Aristotle's Parts of Animals ,” to U.S.-France Joint Seminar on Interconnections of Aristotle's Biology, Scientific Method and Metaphysics, Ile d'Oléron, France, 5 days; to Northern Association for Ancient Philosophy, U.K., at University of Nottingham

“Recent Work on Aristotle's Teleology,” at University of Leeds; at University of Durham

1987
Three day visit to Clark University under the auspices of Boston Area Colloquium in Ancient Philosophy, to give seminars, public lecture, meet with students, etc. Lecture: “The Place of the Good in Aristotle's Natural Teleology”. Seminars: “Teleology, Necessity, and Axiomatic Structure in Aristotle's Biology”

“Love and Philosophy: Aristotelian vs. Platonic,” at Carnegie-Mellon University

1988
Presentations to NEH Summer Institute on Aristotle's Metaphysics, Biology, and Ethics: three sessions

1989
“Aristotle as Scientist: A Proper Verdict,” at University of Leiden (Netherlands)

1990
“Aristotle as Scientist: A Proper Verdict,” at Eötvös Lorand University (Hungary)

1991
“Division and Explanation in Aristotle's Parts of Animals ,” Society for Greek Philosophy, APA Pacific Division

“Aristotle's Methods of Arriving at Biological Explanations,” to Ancient Philosophy and Science Program, University of Pittsburgh

1992
“Understanding Aristotle's Teleology,” in Catholic University of America series on “Final Causality in Nature and Human Affairs”

Two lectures in Greater Philadelphia Consortium series on Philosophical Issues in Aristotle's Biology: “Aristotle as Scientist: A Proper Verdict,” “Division and Explanation in Aristotle's Parts of Animals ”

1994
“Theory and Practice in Aristotle's Biology,” to Department of History and Philosophy of Science, Cambridge University

“Aristotle as Scientist: A Proper Verdict,” at Keio University and Hokkaido University (Japan)

“Love and Philosophy: Aristotelian vs. Platonic,” at Kobe University and Hokkaido University (Japan)

“The Axiomatic Structure of Biological Explanation in Aristotle,” at Kyoto University (Japan)

1995
“The Elephant's Nose: Further Reflections on the Axiomatic Structure of Biological Explanation in Aristotle,” to conference on Aristotle's Biology, Bad Homburg (Germany)

1996
“Aristotle as Scientist: A Proper Verdict,” invited plenary session at New Jersey Regional Philosophical Association meeting

Three presentations (including keynote address) at Workshop: “The Tradition of Aristotle's De Historia animalium, Leuven (Belgium): “Aristotle as Scientist: A Proper Verdict,” “The editio maior of the Greek Text by D.M. Balme,” “Book Order, Chapter Divisions, and A Phantom Dedication: Influences of Theodorus Gaza”

1998
“A Biological Provenance” - Invited paper for Symposium on “Metaphysics and Biology in Aristotle: Montgomery Furth's Substance, Form and Psyche: An Aristotelean Metaphysics ” (with Alan Code and Aryeh Kosman)

“Darwin on Aristotle,” to History and Philosophy of Science Faculty, Cambridge University

“Data-Organization, Classification, and Natural Kinds: Lessons of Aristotle's Historia Animalium ,” two seminars, Philosophy Staff Seminars, ELTE - University of Budapest

1999
“The Study of Aristotle's Biology: Retrospect and Prospect,” to Early Science Interest Group memorial banquet in honor of Wilbur Knorr, History of Science Society meetings

“Teaching Ayn Rand in Introductory Courses (Free Will),” panel, to The Ayn Rand Society, APA Eastern Division meetings

2000
“Data-collection, Classification, and Natural Kinds: the place of the Historia Animalium in Aristotle's Biological Enterprise, Florence 2000 conference Renaissance Society of America (Florence, Italy)

“Aristotle as Scientist: A Proper Verdict,” to Philosophy colloquia at the Universities of Pisa and Florence

2001
“Aristotle as Scientist: A Proper Verdict” (abbreviated), Lunch-talk to School of Historical Studies, Institute for Advanced Study

“Moral Heroism and Rational Selfishness in the Philosophy of Ayn Rand,” The Cadet Philosophy Forum, U.S. Military Academy, West Point

“Ayn Rand and Aristotle: influences, similarities, and differences” two seminars to a philosophy study group in Bermuda: Seminar I – The history of Rand 's exposure to, evaluation of, and influence by, Aristotle; fundamental similarities and differences on concept-formation, essences, and objectivity. Seminar II – Fundamental similarities and differences on (i) the objectivity of value, (ii) the source and nature, and the list of the virtues of character; (iii) source and justification of friendship and love.

2002
“Love and Philosophy: Aristotelian vs. Platonic,” to Graduate Student Colloquium, Central European Univesity, Budapest Univesity, Budapest

“Aristotle, Locke, and Ayn Rand on Sameness and Similarity,” at Philosophy Colloquium, University of Texas at Austin, commentator: Robert C. Koons

“Love and Philosophy: Aristotelian vs. Platonic,” to University of Texas at Austin Ayn Rand Society

2003
“Love and Philosophy: Aristotelian vs. Platonic,” to Honors College, University of Pittsburgh

“Ayn Rand's Atlas Shrugged – literary and philosophical overview,” to large introductory philosophy lecture course, at University of North Carolina at Chapel Hill; systematic discussions with professor and TAs

“Ayn Rand on Concepts, Definitions, and Essences,” as part of a panel with James G. Lennox, on “Ayn Rand on Concepts, Essences, and Scientific Progress,” commentator: Paul E. Griffiths, to The Ayn Rand Society, at the APA Eastern Division meetings

2004
“Ayn Rand on Theoretical Concepts: the electron – preliminary sketch,” to Workshop on the Objectivist Theory of Concepts, sponsored by University of Pittsburgh Fellowship for the Study of Objectivism

“Objectivism in Academia,” as part of a panel discussion at the 2004 Objectivist Conference, sponsored by the Ayn Rand Institute.

2005
“Concepts and Essences”, as part of panel on “Ayn Rand as Aristotelian”, with James G. Lennox  (“Axioms and their Validation”), Fred D. Miller, Jr. (“Values and Happiness”), and  Robert Mayhew (“Literary Esthetics”), chair: John M. Cooper, to Ayn Rand Society, at APA Eastern Division meetings

“Objectivism in Academia,” as part of a panel discussion at the 2005 Objectivist Conference, sponsored by the Ayn Rand Institute

2006
“Teleology and Embryogenesis in Aristotle’s Generation of Animals II.6”, to Classics and Ancient Philosophy Joint Program, University of  Texas at Austin

“Aristotle as Scientist: A Proper Verdict”, to Philosophy Department, Denison University

“Love and Philosophy: Aristotelian vs. Platonic”, to  Philosophy Dept., Texas State University

“Ayn Rand on Concepts, Definitions, and Essences”, to Pitt--UT-Austin Conference on Concepts and Objectivity: Knowledge, Science, and Values”

“Aristotelian Love”, to Ancient Philosophy Gang, University of Western Ontario 

“Objectivism in Academia,” as part of a panel discussion at the 2006 Objectivist Conference, sponsored by the Ayn Rand Institute          

2007
“Introduction of and Comments on Bill Brewer’s “Realism in the Phenomenology of Perception,” Pitt Fellowship for the Study of Objectivism Workshop on Normativity and Justification in Epistemology and Ethics, Harvey Mudd College, the Claremont Colleges

2008
“Objectivism in Academia,” as part of a panel discussion at the 2008 Objectivist Conference, sponsored by the Ayn Rand Institute

2009
"Love and Philosophy: Plato, Aristotle, Ayn Rand," to UCLA Objectivist Club, and UC Berkeley Objectivist Club.

"Comments on Mariska Leunissen's 'Aristotle's Syllogistic Model of Knowledge and the Biological Sciences: Demonstrating Events.'" UNC/Duke Conference on Arisotle's Posterior Analytics, April

"Concepts and Their Formation: Philosophical Support for the Steinle Thesis," Workshop on Scientific Concepts and Investigative Practice, Technical University of Berlin, May

"Hallmarks of Objectivism: The Benevolent Universe Premise and the Heroic View of Man," general session lecture to OCON 2009: The Ayn Rand Institute Summer Conference, July

"Comments on John Campbell's 'Attention, Modes of Presentation and Conscious Access' at Warwick
Workshop on Perception, Consciousness, and Reference, September

2010
"Teleology, Ontology, and Value in Aristotle and Afterwards: Seminar Presentation with leadership of extended discussion", Keynote Seminar, Graduate Student Conference, Catholic University of America, March.

Panelist, Authors Meet Critics: R. Mayhew, Essays on Ayn Rand's Atlas Shrugged (Lexington Books, 2009), Ayn Rand Society session, APA Pacific Division, April.

"'One Long Argument'? - The Unity of Generation of Animals" (with Devin Henry), Fifth Pittsburgh/London (Ont.) Workshop on Aristotle's Generation of Animals, at University of Western Ontario, May 2010.

Selected Other Activities

1967- American Philosophical Association, Eastern Division

1967- Society for Ancient Greek Philosophy

1981- New York Ancient Philosophy Colloquium

1982- International Society for the History, Philosophy and Social Studies of Biology

1987- Ayn Rand Society (Founding member; member of Steering Committee)

1990- Ayn Rand Society (highest office: Secretary and Chairman of Steering Committee)

2003- Philosophy of Science Association                                                                                   

Updated: 8/21/07 | top