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Schaller, Ulysse

Ulysse Schaller

Dr.

Post doc
Stuttgart Research Focus "Interchange Forum for Reflecting on Intelligent Systems"
IRIS3D / AI Safety / Investigating Dimensions of Deception Abilities in Language Models

Contact

Universitätsstraße 32
70569 Stuttgart
Germany
Room: 00.118

Publications

Knecht, Amelie; Schaller, Ulysse; Summerfield, Christopher; Hagendorff, Thilo (2026): Shutdown Sabotage Propensities in Multi-Agent Systems. In arXiv:2609.28274. (Link)

Florin, Lucas; Knecht, Amelie; Schaller, Ulysse; Hagendorff, Thilo (2026): Deception by Omission: Language Models Knowingly Hide Their Mistakes. In arXiv:2610.11351. (Link)

Ulysse Schaller is a postdoc in the AI safety research group at the University of Stuttgart. His research aims to reduce catastrophic risks from artificial intelligence. He holds a PhD in mathematics from ETH Zurich.

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Spokespersons

Maria Wirzberger

Head of Department Applied Cognition and Informatics Education | Spokesperson of the Stuttgart Research Focus IRIS | Co-Director of the AI Software Academy

Phone: +49 711 685 81176

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Steffen Staab

Managing Director

Phone: +49 711 685 88100

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Board of Directors

Zamira Daw

Chair of the Board

Phone: +49 711 685 69395

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Torsten Hoffmann

Abteilungsleiter Neuere Deutsche Literatur II

Phone: +49 711 685 82801

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Cordula Kropp

Head of Department Sowi V

Phone: +49 711 685 83941

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Steffen Staab

Managing Director

Phone: +49 711 685 88100

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Maria Wirzberger

Head of Department Applied Cognition and Informatics Education | Spokesperson of the Stuttgart Research Focus IRIS | Co-Director of the AI Software Academy

Phone: +49 711 685 81176

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Prof. Thomas Wortmann, Ph.D.

Chair of the Board

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International Advisory Board

Jens Birkholzer

International Advisory Board

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Virginia Dignum

International Advisory Board

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IRIS Members at the University of Stuttgart

Frank Allgöwer

Head of the Institute

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Reinhold Bauer

Chair of the Board

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Yana Boeva

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Alexander Brem

Vice Rector for Science Transfer and International Affairs

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Andreas Bulling

Professor for Human-Computer Interaction and Cognitive Systems, Acting Director of VIS

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André Bächtiger

Leitung Sowi II
Stellvertretender Geschäftsführender Direktor Gesamtinstitut
Prodekan

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Zamira Daw

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Ivan Dula

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Agnieszka Faleńska

Independent Research Group Leader | Diversity-Aware NLP Intelligent Systems (DANIS)

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Nico Formánek

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Thilo Hagendorff

Independent Research Group Leader | AI Safety

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Raphael Heiko Heiberger

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Torsten Hoffmann

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Miriam Klopotek

Many-Body Simulations and Machine Learning

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Cordula Kropp

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Philip Leistner

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Jörg Löschke

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Achim Menges

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Monilola Olayioye

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Birgit Renzl

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Tim Ricken

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Syn Schmitt

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Michael Sedlmair

Professor for Augmented Reality und Virtual Reality

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Carina Silberer

Former Junior Professor (Assistant Professor) Computational Linguistics

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Cornelia Sindermann

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Steffen Staab

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Judith Tonhauser

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Elke Uhl

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Thang Vu

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Daniela Winkler

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Professor

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Maria Wirzberger

Head of Department Applied Cognition and Informatics Education | Spokesperson of the Stuttgart Research Focus IRIS | Co-Director of the AI Software Academy

Phone: +49 711 685 81176

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