New Visiting Scholar: Ralph Gregory Taylor Ralph Gregory Taylor (PhD, Columbia University) joins the Saul Kripke Center as a Visiting Research Scholar through March 31, 2026. He works on logic and its history.

What’s so impossible about impossible worlds? (Koji Tanaka)The Logic and Metaphysics Workshop will meet on March 3rd from 2:00-4:00 in-person at the Graduate Center (Room 7395) for a talk by Koji Tanaka (ANU). Title: What’s so impossible about impossible worlds? Abstract: I

Generating gunk (Rani Rachavelpula)The Logic and Metaphysics Workshop will meet on March 10th from 2:00-4:00 in-person at the Graduate Center (Room 7395) for a talk by Rani Rachavelpula (Columbia). Title: Generating gunk Abstract: An object is gunky iff

Consistency of PA is a serial property, and it is provable in PA (Sergei Artemov)The Logic and Metaphysics Workshop will meet on February 10th from 2:00-4:00 in-person at the Graduate Center (Room 7395) for a talk by Sergei Artemov (CUNY). Title: Consistency of PA is a serial property, and it is

Belief change: An introduction (Eduardo Fermé)The Logic and Metaphysics Workshop will meet on February 24th from 2:00-4:00 in-person at the Graduate Center (Room 7395) for a talk by Eduardo Fermé (Madeira). Title: Belief change: An introduction Abstract: The 1985

Existentialism, deontic logic and de dicto – de re (Noah Greenstein)The Logic and Metaphysics Workshop will meet on February 3rd from 2:00-4:00 in-person at the Graduate Center (Room 7395) for a talk by Noah Greenstein (Independent Scholar). Title: Existentialism, deontic logic and de

Spring 2025 ScheduleThe Logic and Metaphysics Workshop will be meeting on Mondays from 2:00 to 4:00 pm unless otherwise indicated. Talks will be in-person only at the CUNY Graduate Center (Room 7395). The provisional schedule is as

Formalizability and mathematical rigor (Sam Burns)The Logic and Metaphysics Workshop will meet on December 2nd from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Sam Burns (Columbia). Title: Formalizability and mathematical rigor Abstract:

Intuition and observation (Justin Clarke-Doane)The Logic and Metaphysics Workshop will meet on December 9th from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Justin Clarke-Doane (Columbia). Title: Intuition and observation Abstract: The

Pluralisms in gunky worlds (Claudio Calosi and Damiano Costa)The Logic and Metaphysics Workshop will meet on November 18th from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Claudio Calosi (Venice) and Damiano Costa (Lugano). Title: Pluralisms in gunky

On the ontology and semantics of absence (Friederike Moltmann)The Logic and Metaphysics Workshop will meet on November 11th from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Friederike Moltmann (CNRS). Title: On the ontology and semantics of

Job OpportunityThe Saul Kripke Center is hiring for the vacant position of Assistant Director. Details here.

Logic and discrimination (Elena Ficara)The Logic and Metaphysics Workshop will meet on November 4th from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Elena Ficara (Paderborn). Title: Logic and discrimination Abstract: My talk is

More semantics for Angell’s logic of Analytic Containment (Damian Szmuc)The Logic and Metaphysics Workshop will meet on November 25th from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Damian Szmuc (Buenos Aires). Title: More semantics for Angell’s logic of Analytic C

Panel: The present and future of logic and metaphysicsThe Logic and Metaphysics Workshop will meet on October 28th from 4:15-6:15 in-person at the Graduate Center (Room 4419) to celebrate its 10th Anniversary. For this special occasion, there will be a panel discussing (inter

New Book: Saul Kripke on Modal Logic A new book celebrating Saul Kripke’s singular contributions to modal logic, Saul Kripke on Modal Logic, has just been published by […]

Qua, per se, and other topic-transformative operators (Thomas M. Ferguson)The Logic and Metaphysics Workshop will meet on October 21st from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Thomas M. Ferguson (Rensselaer). Title: Qua, per se, and other topic-transformative

The logic of sequences (Cian Dorr and Matt Mandelkern)The Logic and Metaphysics Workshop will meet on October 7th from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Cian Dorr (NYU) and Matt Mandelkern (NYU). Title: The logic of sequences Abstract:

The disjunction property for operational relevance logics (Daniel West)The Logic and Metaphysics Workshop will meet on September 30th from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Daniel West (CUNY). Title: The disjunction property for operational relevance

Value and freedom (Rohit Parikh)The Logic and Metaphysics Workshop will meet on September 23rd from 4:15-6:15 in-person at the Graduate Center (Room 4419) for a talk by Rohit Parikh (CUNY). Title: Value and freedom Abstract: In order to decide how