1.  Invited as keynote speaker at a conference on Science and Philosophy in the Early Modern Period, Technion—Israel Institute of Technology, July 26-28. I have now withdrawn from participating in this conference. See my homepage for an explanation.

2. Invited to present a paper while I am in Münster in September/October 2020; now Covid-postponed till late 2021 at least.

3. Invited to participate in a conference in honour of François Duchesneau at the University of Montreal, May 2021, now postponed for a year due to Covid.


1. Gave a presentation with Osvaldo Ottaviani on “Towards the Science of the Inifnite”, one of the papers that will be in our book Leibniz’s Metaphysics of the Infinite, to PhD students in Milan and members of the "Sodalitas Leibnitiana”, on May 14, 2021.

2. Took part in a conference on Time at the Turn of the 20th C in Anglo-American Philosophy, where I presented “On the Chequered Reception of A. A. Robb’s Philosophy of Time”, April 29-30, 2021.

3. Presented chapters 1 and 4 of my book on the Flow of Time to the Rotman Philosophy of Physics Reading Group, in debate with Carlo Rovelli, April 16, 2021.

4. Participated in the Princeton-Bucharest seminar on Leibniz and the relation between metaphysics and physics on Oct 13, 2020.

5. Gave a talk at the Department of Philosophy's Visiting Speaker Research Seminar at the University of Bristol on October 8, 2020.

6. Gave a talk at the Mexico-Canada Early Modern conference at Western University, October 2, 2020.

7. Presented a paper, Leibniz’s Syncategorematic Infinitesimals II”, co-authored with David Rabouin, at a workshop on Leibniz and Inifnitesimals at UC Riverside on Friday, February 14, 2020.

8. Presented two papers to the OCIE seminar in History and Philosophy of Science and Logic, Chapman University, Orange, California, “Leibniz’s analysis of change: vague states, physical continuity, and the calculus”, and, on David Rabouin’s behalf, a version of his paper, Leibniz on the reduction to identites", (with the assistance of Marco Panza).

9 Presented a paper, Leibniz’s metaphysics of change: vague states and physical continuity” at the Harvard History of Philosophy Workshop, November 14-15, 2019.

10. September 27-28, 2019, presented on the “The Identity of indiscernibles from Leibniz to Quantum Mechanics at a workshop at U. Paris 7.

11. September 25, 2019, presented on my new Leibniz book to a joint session in Paris by invitation of ANR Mathesis, the Séminaire Mathesis at the ENS, and members of the ULB of Brussels.

12. May 15-17, 2019, presented  "Leibnizian Mereology of Duration and Change, at the Society for Exact Philosophy meeting at York University, Toronto.

13. November 9, 2018, presented Monadic States: Leibniz’s Law of Continuity and the Discreteness of Change” at the conference staged by the Leibnizian Society of the Central Europe jointly with SELLF, Leibniz et Leibniziennes, at the Centre for Theoretical Studies, Charles University, Prague.

14. November 8, 2018, presented On the Hegelian Roots of Russell's Critique of Leibniz” at the Centre for Formal Epistemology, Institute of Philosophy, Prague.

© Richard TW Arthur 2016