Midrasha on Groups | Spring 2026
Welcome to the official course webpage for Midrasha on Groups at the Weizmann Institute of Science.
Morning Session (Learning Seminar): Mondays 11:15–13:00
Afternoon Session (Research Seminar): Mondays 14:15–16:00
Due to the war with Iran, the first meeting of the semester has been rescheduled for April 13, 2026.
Learning Seminar
Spring 2026 | Superrigidity
This semester, we will study Margulis Superrigity.
Students who are interested in giving talks are welcome to contact the organizers.
Main Reference
[Houd] Cyril Houdayer, Superrigidity. Lecture Notes, 2023.
Topics and Speakers
The topics and speakers for each week are here.
Fall 2025–26 | Hilbert's Fifth Problem
On Tuesday, September 30, 2025, we held a special meeting in Ziskind 1, where we presented several possible topics for the learning seminar and voted on our favorites. The chosen topic was Hilbert’s Fifth Problem.
Students who are interested in giving talks are welcome to contact the organizers.
Main Reference
[Tao] Terence Tao, Hilbert's fifth problem and related topics. Graduate Studies in Mathematics, 153. American Mathematical Society, Providence, RI, 2014.
Topics and Speakers
The topics and speakers for each week are here.
Research Seminar
Spring 2026
| April 13, 2026 | Bennie Bachner (Weizmann) |
| April 20, 2026 | Yuval Gorfine (Weizmann) |
| April 27, 2026 | Naomi Bengi (Weizmann) |
| May 4, 2026 | Michael Glasner (Weizmann) |
| May 11, 2026 | Danielle West (TAU) |
| May 18, 2026 | Walkshop |
| May 25, 2026 | Jitendra Bajpai (Kiel) |
| June 1, 2026 | Alon Dogon (Weizmann) |
| June 8, 2026 | Liam Hanany (Cambridge) |
| June 15, 2026 | Alex Lubotzky’s Birthday Conference (IIAS) |
| June 22, 2026 | TBD |
| June 29, 2026 | TBD |
Fall 2025–26
| October 27, 2025 | Matan Seidel (TAU) |
| November 3, 2025 | Nir Avni (Northwestern) |
| November 10, 2025 | Tsviqa Lakrec (Geneva) |
| November 17, 2025 | Segev Gonen Cohen (ETH Zürich) |
| November 24, 2025 | Amichai Lampert (Michigan) |
| December 1, 2025 | Aranka Hrušková (Weizmann) |
| December 8, 2025 | 11:15 Jonathan Fruchter (Bonn) 14:15 Shaked Bader (Oxford) |
| December 15, 2025 | Harry Petyt (Oxford) |
| December 22, 2025 | 10:15 James Pascoe (Drexel) 12:15 Omri Solan (IAS and Princeton) |
| December 29, 2025 | Daniel Tsodikovich (IST Austria) |
| January 5, 2026 | Sergey Avvakumov (TAU) |
| January 12, 2026 | Assaf Reiner (HUJI) |
| January 19, 2026 | Yotam Shomoroni (TAU) |