talks

Upcoming

• Nairian Models (Invited tutorial (three lectures))
  26th Midrasha Mathematicae on Singular Cardinals Combinatorics, Israel Institute for Advanced Studies, Hebrew University of Jerusalem — 19–20 October 2026.
  Conference dates 18–22 October 2026. Celebrating Menachem Magidor's 80th birthday.
  Event information
• Nairian Models (Invited lecture series)
  RIMS Set Theory Workshop 2026, Kyoto University, Japan — 5, 6 and 7 October 2026.
  Three lectures, Nairian Models I–III. Workshop dates 5–9 October 2026.
  Event information

2026

• Nairian Models (Invited talk)
  Chilean–Polish Mathematical Meeting, Set Theory section, Wrocław, Poland — 10 September 2026.
  Event information
• Inner Models and the Powerset Operation (Tarski Lecture 3)
  University of California, Berkeley — 1 May 2026.
  Event information
• The Nairian Models Perspective (Tarski Lecture 2)
  University of California, Berkeley — 29 April 2026.
  Event information
• Gödel's Program (Tarski Lecture 1)
  University of California, Berkeley — 27 April 2026.
  Series: Gödel’s Program and Two Dogmas of Set Theory.
  Event information
• Nairian Models II (Lecture series)
  TU Wien, Vienna, Austria — 2–6 March 2026.
  Event information
• Nairian Models I (Lecture series)
  IMPAN, Warsaw, Poland — 16–20 February 2026.
  Event information
• An Introduction to Nairian Models
  IMPAN Set Theory Seminar, Warsaw, Poland — 10 February 2026.
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• Forcing choice over Nairian Models
  Münster Set Theory Seminar, Germany — 12 January 2026.

2025

• The failure of square everywhere is weaker than a Woodin cardinal that is a limit of Woodin cardinals
  IMPAN, online lecture — 20 November 2025.
  Event information · Recording
• Nairian Models
  XVIII International Workshop in Set Theory, CIRM, Luminy, France — 4 November 2025.
  Event information · Recording
• Nairian Models (Tutorial (eight sessions))
  Third Berkeley Conference on Inner Model Theory, University of California, Berkeley — 30 June–3 July 2025.
  Event information
• Fifth European Set Theory Colloquium (Panel discussion)
  European Set Theory Society, online — 22 May 2025.
  With Andrew Marks and Dima Sinapova. Recording available on the event page.
  Event information

Earlier talks: May 2025 and before

1. Nairian Models. The Roaming Logic Conference, Warsaw, 9–11 May 2025.
2. Gödel's Program, Gödel's Birthday Colloquium, TU Wien, 28 April 2025.
3. Nairian Models, Biweekly Seminars at the Institute for Research in Fundamental Sciences (IPM), Tehran, Iran, 20 February 2025.
4. The 2025 Hjorth Lecture: Unreachability within the projective hierarchy. VIG 2025, UCLA, 8 February 2025.
5. Recent advances in descriptive inner model theory, European Set Theory Conference, 16–20 September 2024, Münster, Germany.
6. The universally Baire sets, SETTOP 2024 (Novi Sad Conference in Set Theory and General Topology), 19–22 August 2024, Novi Sad, Serbia.
7. Karp Prize Lecture (for John Steel), the 2024 North American Annual Meeting of the Association for Symbolic Logic, Iowa State University, Ames, Iowa, 14–17 May 2024.
8. Komitas Models, The Core Model Seminar, online, three lectures, 2, 9 and 16 April 2024, CMU.
9. HOM representations for sets of sets of reals, Generalized Baire Space and Large Cardinals, 8–10 February 2024, Bristol, UK.
10. Forcing Axioms and Determinacy Axioms, towards a unified theory of infinity, IMPAN Colloquium, 18 October 2023, Warsaw.
11. Forcing over models of determinacy, 17th International Luminy Workshop in Set Theory, 9–13 October 2023, Luminy, France.
12. Forcing over models of determinacy, Spanish–Polish Mathematical Meeting, 4–8 September 2023, Łódź, Poland.
13. Sealing theorems, STUK 10, 14 June 2023, Oxford, UK.
14. Bi-interpretability in set theory, What Philosophy Can Do for Set Theory, University of Barcelona, 28–30 March 2023, Barcelona, Catalonia.
15. Omega strongly measurable cardinals in Pmax extensions of models of AD, Seminar of the Division of Real Functions, University of Gdańsk, 17 January 2023, Gdańsk, Poland.
16. An invitation to Inner Model Theory, Jerusalem Set Theory Seminar, 30 November 2022, Jerusalem, Israel.
17. Theta is regular in L(Gamma_uB, R), tutorial (three lectures), Münster Set Theory Seminar, November 2022, Münster, Germany.
18. Forcing axioms, inner models and determinacy, tutorial (three lectures), European Set Theory Conference, 29 August–2 September 2022, Turin, Italy.
19. There are no long sequences of definable sets of reals, ESI Workshop on Set Theory, 4–8 July 2022, Vienna, Austria.
20. Combinatorial structures on omega_3 in Pmax extensions of the Chang model, tutorial (four lectures), 5th Münster Conference on Inner Model Theory, 20 June–1 July 2022, Münster, Germany.
21. Generic absoluteness for universally Baire sets, Seminarium Zakładu Funkcji Rzeczywistych, University of Gdańsk, 2 November 2021.
22. Generic absoluteness for universally Baire sets, Seminarium Zakładu Funkcji Rzeczywistych, University of Gdańsk, 26 October 2021.
23. The failure of the iterability conjecture for K^c, 16th International Luminy Workshop in Set Theory, 13–17 September 2021.
24. Defining the powerset of a cardinal, Warsaw Logic Seminar, University of Warsaw, 5 May 2021.
25. The exact strength of Sealing, Wrocław Set Theory Seminar, University of Wrocław, 9 March 2021.
26. The exact strength of Sealing, Helsinki Logic Seminar, University of Helsinki, 3 March 2021.
27. Forcing failures of square at omega_3 over models of determinacy, and the convergence of Kc constructions, Helsinki Logic Seminar, University of Helsinki, 2 February 2021.
28. Determinacy, forcing axioms and inner models, Münster Set Theory Seminar, four talks, 4, 11, 18 and 26 November 2020, University of Münster.