Jacob Tsimerman
AI-safety researcher, OpenAI (on leave from University of Toronto) · as of 2026-10-04 · source
2026 Fields Medalist who announced at the award ceremony that he was leaving academic mathematics to do AI-safety work at OpenAI.
Role changes
- 2026-07-23 Won the Fields Medal and announced he is taking leave from Toronto to join OpenAI as an AI-safety researcher source
News mentioning Jacob Tsimerman (4)
- OpenAI hosts a closed-door summit of about 40 mathematicians on the future of mathematics ★★★
In early August 2026, shortly after its "ten advances in mathematics" post, OpenAI hosted about 40 mathematicians at its San Francisco offices to discuss what will be left for human mathematicians if AI surpasses them. Sébastien Bubeck asked Daniel Litt to describe "the future we'd all like to…
- New Fields Medalist Jacob Tsimerman takes leave from Toronto to work on AI safety at OpenAI ★★★
After receiving the 2026 Fields Medal at ICM Philadelphia on July 23, 2026, University of Toronto mathematician Jacob Tsimerman said at a press conference that he is taking leave to join OpenAI as an AI-safety researcher in San Francisco. He called AI safety the most important issue of the time…
- 2026 Fields Medals go to Hong Wang, Yu Deng, John Pardon and Jacob Tsimerman at ICM Philadelphia ★★
At the opening of the International Congress of Mathematicians in Philadelphia on July 23, 2026, the IMU awarded the Fields Medals to Hong Wang, Yu Deng, John Pardon and Jacob Tsimerman. The awards are human results, but the congress was dominated by debate about AI in mathematics, and Tsimerman…
- OpenAI model disproves Erdős's 80-year-old unit distance conjecture ★★★★★
On 2026-05-20 OpenAI announced that an internal model found a counterexample to Erdős's 1946 unit-distance conjecture using algebraic number theory — widely described as the first historically significant proof produced by an AI; Timothy Gowers said he would recommend it to the Annals of…
Posts (1)
- Returning from OpenAI's summit on the future of mathematics: 'The End of Mathematics' talk original ↗ Daniel Litt @littmath · x · 2026-08-11
A leading AI-sceptical mathematician's account of OpenAI's closed-door 'future of mathematics' summit, where Bubeck asked him to describe the future to avoid, in which humans are mathematically disempowered.
Mentions are matched automatically by name, so a few may be about a namesake. Last checked 2026-10-04. All people · corrections: contact@postcutoff.com