FB8 Set Theory Group
Conference in honor of Saharon Shelah’s 80th birthday
July 14 and 15, 2025, at TU Wien, Austria
No satisfaction guaranteed.

S. Shelah in 2015. © A. Roslanowski CC BY-SA 2.5
This conference is preceeded by the Logic Colloquium and followed by the VOrST.
Schedule
See also the Google calendar, and the version with abstracts.
Monday July 14: Model Theory Day |
08:30–09:10 | Registration (at seminar room) |
09:20–09:50 | Boris Zilber | TBA |
10:00–10:30 | Itay Kaplan | Existence over a predicate |
10:30–11:10 | Coffee break (at lecture hall) |
11:10–11:40 | Artem Chernikov | Externally definable groups |
11:50–12:20 | Chris Laskowski | Equivalents of NOTOP |
(break) |
13:40–14:10 | John Baldwin | When is an $\aleph_1$-categorical $L_{\omega_1,\omega}$-sentence $\omega$-stable? |
14:20–14:35 | Gregory Cherlin | Laudatio |
14:40–15:10 | Saharon Shelah |
15:10–15:50 | Coffee break (at lecture hall) |
15:50–16:20 | Pierre Simon | On expansions of linear orders and NIP |
16:30–17:00 | Thomas Scanlon | Tilting as a bi-interpretation |
17:10–17:40 | Maryanthe Malliaris | TBA |
18:00–21:00 | Conference dinner (invitation only) |
Tuesday July 15: Set Theory Day |
09:20–09:50 | Mohammad Golshani | Questions that haunt my nights, while Shelah might answer by dawn |
10:00–10:30 | Gianluca Paolini | Classifications problems in abelian group theory |
10:30–11:10 | Coffee break (at lecture hall) |
11:10–11:25 | Tomek Bartoszynski | Laudatio |
11:30–12:00 | Saharon Shelah |
(break) |
13:20–13:50 | Assaf Rinot | Marginalia to [Sh:365] |
14:00–14:30 | Moti Gitik | TBA |
14:40–15:10 | Stevo Todorcevic | TBA |
15:10–15:50 | Coffee break (at lecture hall) |
15:50–16:20 | Jerome Keisler | Probability theory with continuous model theory |
16:30–17:00 | Justin Moore | The second to last word on the consistency of the five element basis for uncountable linear orders |
17:10–17:40 | Matt Foreman | TBA |
With the exception of Tuesday morning (talks and coffee break), everything
happens in the TU Freihaus.
Talks: |
- Monday morning and afternoon, Tuesday afternoon: FH HS1 (red, 1st floor)
- Tuesday morning: Hauptgebäude HS8
|
Coffee breaks: (10:30 and 15:10) |
Same as talks. |
Additional coffee: |
Most of the times there should be coffee, juice and cookies in the Seminarraum 05 (green, 5th floor).
|
Registration: |
|
Conference dinner: (by invitation only) |
Cafe Schrödinger |
Workspace: |
The following rooms (all with blackboards) are available for discussions or collaboration (contact an organizer if you find the rooms locked):
- Zeichensaal 3 (green, 7th floor, with windows)
- Dissertantenraum (green, 8th floor, with windows)
- Besprechungsraum (green, 5th floor, with windows)
- Zeichensaal 1 (green, 8th floor, windowless)
- Seminarraum 02A (green, 2rd floor, windowless)
- Seminarraum 03B (green, 3rd floor, windowless)
- Seminarraum gelb 03 (yellow, 3th floor, windowless)
- Seminarraum gelb 04 (yellow, 4th floor, windowless)
- Seminarraum gelb 07 (yellow, 7th floor, windowless)
- Seminarraum gelb 10 (yellow, 10th floor, windowless)
|
Speaker
- John Baldwin (U. of Illinois Chicago, USA)
- Tomek Bartoszyński (NSF, USA)
- Gregory Cherlin (Rutgers U., USA)
- Artem Chernikov (U. of Maryland, USA)
- Matt Foreman (UC Irvine, USA)
- Moti Gitik (Tel Aviv U., Israel)
- Mohammad Golshani (IPM, Iran)
- Itay Kaplan (Hebrew U. of Jerusalem, Israel)
- Jerome Keisler (remote via video link) (U. of Wisconsin, USA)
- Chris Laskowski (U. of Maryland, USA)
- Menachem Magidor (Hebrew U. of Jerusalem, Israel)
- Maryanthe Malliaris (U. of Chicago, USA)
- Justin Moore (Cornell U., USA)
- Gianluca Paolini (U. of Turin, Italy)
- Assaf Rinot (Bar-Ilan U., Israel)
- Thomas Scanlon (UC Berkeley, USA)
- Saharon Shelah (Hebrew U. of Jerusalem, Israel and Rutgers U., USA)
- Pierre Simon
- Stevo Todorcevic (U. of Toronto, Canada)
- Boris Zilber (Oxford, UK)
List of participants
- Juan Aguilera (TU Wien, Austria)
- Serhii Bardyla (University of Vienna, Austria)
- Fernando Barrera (TU Wien, Austria)
- Ainur Basheyeva (L. N. Gumilev Eurasian National University, Kazakhstan)
- Martin Bays (Oxford University, UK)
- Jeffrey Bergfalk (University of Barcelona, Spain)
- Samuel Braunfeld (Charles University, Czechia)
- Jörg Brendle (Kobe University, Japan)
- Andrew Brooke-Taylor (University of Leeds, United Kingdom)
- Miguel A. Cardona (The Hebrew University of Jerusalem, Israel)
- Davide Carolillo (University of Turin, Italy)
- Nick Chapman (TU Wien, Austria)
- David Chodounsky (Czech Academy of Sciences)
- Jakub Cieplechowicz (University of Wrocław, Poland)
- Aleksander Cieślak (Wrocław University of Science and Technology, Poland)
- Gustavo Cipagauta (National University of Colombia)
- Sam Corson (University of the Basque Country, Spain)
- Alvaro Diaz Ramos (Stanford University, USA)
- Vincenzo Dimonte (University of Udine, Italy)
- Natasha Dobrinen (University of Notre Dame, USA)
- Mirna Dzamonja (by-name Logique Consult)
- Márton Elekes (Rényi Institute and Eötvös University, Hungary)
- Monroe Eskew (University of Vienna, Austria)
- Darien Farnham (University of Virginia)
- Roman Feller (TU Wien, Austria)
- Vera Fischer (University of Vienna, Austria)
- Sakaé Fuchino (Kobe University, Japan)
- Curial Gallart Rodríguez (University of Vienna, Austria)
- Mariami Gamsakhurdia (TU Wien, Austria)
- Takehiko Gappo (TU Wien, Austria)
- Allen Gehret (Czech Technical University)
- Michał Godziszewski (University of Lodz, Poland)
- Martin Goldstern (TU Wien, Austria)
- Tatsuya Goto (TU Wien, Austria)
- Jan Grebik (Universität Leipzig, Germany)
- Noam Greenberg (University of Wellington, New Zealand)
- Zalán Gyenis (Jagiellonian University, Poland)
- Valentin Haberl (TU Wien, Austria)
- Lorenz Halbeisen (ETH Zürich, Switzerland)
- James Hanson (Iowa State University, USA)
- Yusuke Hayashi (Kobe University, Japan)
- Yair Hayut (The Hebrew University of Jerualsem)
- Peter Holy (TU Wien, Austria)
- Radek Honzik (Charles University, Czechia)
- Silvan Horvath (ETH Zürich, Switzerland)
- Ehud Hrushovski (Oxford University, UK)
- Jan Hubička (Charles University, Czechia)
- Martina Iannella (TU Wien, Austria)
- Tomás Ibarlucía (Paris Cité University, France)
- Istvan Juhász (Hungarian Academy of Sciences)
- Fabian Kaak (Christian-Albrechts-Universität zu Kiel, Germany)
- Artemis Kaliger (University of Vienna)
- Kristóf Kanalas (Masaryk University, Czechia)
- Jana Káňová (Masaryk University)
- Sebastian Karlsson (University of Helsinki)
- Jakob Kellner (TU Wien, Austria)
- Yurii Khomskii (University of Amsterdam / Hamburg University, Germany)
- Anett Kocsis (Eötvös Loránd University)
- Bilge Koksal (Cornell University, US)
- Peter Komjath (Eotvos University, Hungary)
- Lukas Koschat (TU Wien, Austria)
- Thomas Kucera (University of Manitoba, Canada)
- Ashutosh Kumar (Indian Institute of Technology Kanpur)
- Charlene Laffond (University of Vienna, Austria)
- Chris Lambie-Hanson (Czech Academy of Sciences)
- Arkady Leiderman (Ben-Gurion University of the Negev, Israel)
- Anna Lenz (University of Vienna, Austria)
- Johann Makowsky (Technion - Israel Institute of Technology)
- Leo Marcus (Retired)
- Jana Marikova (University of Vienna, Austria)
- Paolo Marimon (TU Wien, Austria)
- Pedro Marun (Czech Academy of Sciences)
- Angus Matthews (University of Leeds)
- Diego Alejandro Mejia Guzman (Kobe University, Japan)
- Viola Mészáros (Berlin, Germany)
- Alberto Miguel Gómez (Imperial College London)
- Heike Mildenberger (University of Freiburg, Germany)
- Julia Millhouse (University of Vienna, Austria)
- Rahman Mohammadpour (IMPAN, Poland)
- Raúl Momblona Rodríguez (Czech Academy of Science)
- Yoàv Montacute (University of Cambridge, UK / National Institute of Informatics, Japan)
- Miguel Moreno (University of Helsinki, Finland)
- Sandra Müller (TU Wien, Austria)
- Scott Mutchnik (IMJ-PRG, France)
- José Nicolás Nájar Salinas (National University of Colombia)
- Jaroslav Nesetril (Charles university prague)
- Inbar Oren (Hebrew University of Jerusalem)
- Máté András Pálfy (Eötvös Loránd University, Budapest)
- Francesco Parente (Kobe University, Japan)
- Rehana Patel (Wesleyan University, USA)
- Michał Pawlikowski (Łódź University of Technology, Poland)
- Michael Pinsker (TU Wien, Austria)
- Riccardo Plati (ETH Zürich, Switzerland)
- Márk Poor (Cornell University, USA)
- Joni Puljujärvi (University College London, UK)
- Davide Emilio Quadrellaro (InDam (Istituto nazionale di alta matematica), Italy)
- Nathanael Rosnick (California State University, Long Beach, USA)
- Jonathan Schilhan (University of Vienna, Austria)
- Moritz Albert Schöbi (TU Wien, Austria)
- Johannes Schürz (TU Wien, Austria)
- Christoph Spiess (TU Wien, Austria)
- Sarka Stejskalova (Czech Academy of Science)
- Miloslav Štěpán (Masaryk University)
- Grigorii (Grisha) Stepanov (TU Wien, Austria)
- Julius Stolz (University of Vienna, Austria)
- Lutz Strüngmann (University of Applied Sciences Mannheim, Germany)
- Rob Sullivan (Charles University, Czechia)
- Jaroslav Supina (UPJS Kosice, Slovakia)
- Corey Switzer (University of Vienna, Austria)
- Piotr Szewczak (Cardinal Stefan Wyszyński University in Warsaw)
- Dorottya Sziraki (Hungary)
- Toshimasa Tanno (Kobe University, Japan)
- Fabio Tonti (Austria)
- Roberto Torres (Wesleyan University)
- Elpida Tsourounaki (Aristotle University of Thessaloniki, Greece)
- Andrés Felipe Uribe Zapata (TU Wien, Austria)
- Alex Usvyatsov (TU Wien, Austria)
- Jouko Vaananen (University of Helsinki)
- Tristan van der Vlugt (TU Wien, Austria)
- Mariana Vicaria (Munster University, Germany / UCLA, USA)
- Andrés Villaveces (National University of Colombia)
- Lena Wallner (TU Wien, Austria)
- Philip Welch (Universioty of Bristol, UK)
- Takashi Yamazoe (Kobe University, Japan)
- Aibat Yeshkeyev (Karaganda Buketov University, Kazakhstan)
- Francesca Yu (Carnegie Mellon University)
- Jindrich Zapletal (University of Florida, US)
- Lyubomyr Zdomskyy (TU Wien, Austria)
- Rui Zhou (Carnegie Mellon University, USA)
- Tomasz Żuchowski (University of Wrocław, Poland)
Organizers: Martin Goldstern and Jakob Kellner
The conference,
The workshop
Last update: 2025-07-11