Jonah Kudler-Flam

267 Bloomberg Hall
1 Einstein Drive
Princeton, NJ 08540
I am a theoretical physicist and currently a Marvin L. Goldberger Member at the Institute for Advanced Study in Princeton, NJ. I was previously a postdoctoral fellow at the Princeton Center for Theoretical Science. I received my Ph.D. in Physics from the University of Chicago, where I worked under the guidance of Shinsei Ryu.
My research focuses on quantum many-body systems, quantum field theory, and quantum gravity. I use tools from quantum information theory to explore two closely connected questions:
- What is the quantum structure of spacetime, particularly in the contexts of black holes and the early universe?
- How does thermal physics emerge from underlying quantum degrees of freedom and chaotic dynamics?
The surprising connection between these seemingly disparate research areas has always captivated me and continues to inspire my work. I talk about this connection in more detail on The Postdoc Path Podcast and in much greater depth in my publications.
If you’re a student interested in theoretical physics, I’m always happy to chat—please feel free to reach out to me at jkudlerflam@ias.edu.
Beyond research, I’m passionate about teaching and mentorship. Since 2023, I’ve been volunteering with Princeton University’s Prison Teaching Initiative, teaching undergraduate courses to incarcerated students across New Jersey. If you’re interested in getting involved, you can learn more here—or contact me if you’d like to hear more about my experience.
news
May 22, 2025 | 🚨 New paper on arXiv: Absolute Entropy and the Observer’s No-Boundary State We investigate Hartle and Hawking’s no-boundary proposal for observers in closed universes, finding that it is the universal maximum entropy state which realizes a recent conjecture of Edward Witten. Huge thanks to Andreas and Erez for the great collaboration! |
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May 19, 2025 | Hyaline Chen, a Princeton undergraduate physics student I had the pleasure of advising, has won the PACM Best Research Project Award for his work that culminated in our paper on fine details of quantum chaos. Congratulations, Hyaline! |
May 14, 2025 | Geoff Penington and I have been awarded second prize in the 2025 Gravity Research Foundation Essay Contest for our paper on quantum teleportation into black holes! Our work explored the deep relationship between information and energy in quantum black holes. |