High Energy Theory Informal Meeting 2025-2026

All talks at 11:00am Pacific time in 469 Lauritsen or on Zoom (unless indicated*).

The organizers of this seminar are Temple He and Marc Klinger

Contact [email protected] for Zoom information.

2025-2026

Date	Speaker	Affiliation	Title
Oct 1	Deniz Bozkurt	DESY	Towards an Analytic Bootstrap Framework for Thermal CFTs
Oct 8	David Kolchmeyer	IAS	Bottom-up de Sitter holography
Oct 15	Sonja Klisch	Perimeter Institute	The soft physics of amplitudes in background fields
Oct 22	Zechuan Zheng	Perimeter Institute	The Analytic Functional in the Numerical Conformal Bootstrap
Oct 29	Romain Ruzziconi	Harvard	Flat Space/Carrollian Limit of AdS/CFT
Nov 5 - 11am	Jinzhao Wang	Stanford	Free mutual information and higher-point OTOCs
Nov 5 - 1pm	Sebastian Harris	DESY	Sparsity in the numerical six-point bootstrap
Nov 12	Pratik Rath	UC Berkeley	A Black Hole Airy Tail
Nov 19	Yoav Zigdon	Tel Aviv University	Ensemble Averages of Fuzzballs
Nov 26	No seminar	Day before Thanksgiving
Dec 3	Brandon Rayhaun	IAS	Anomalies of Defect Parameter Spaces and a Spin-Flux Duality
WINTER BREAK
Jan 7	Anna Wolz	UCLA	Analyticity of the black hole S-matrix
Jan 14	Sami Kaya	UC Berkeley	Hollow-grams: Generalized Entanglement Wedges from the Gravitational Path Integral
Jan 16* 1 PM	Shreya Vardhan	Caltech	Negative energies and the breakdown of bulk lengths in JT gravity
Jan 21	Jeremy van der Heijden	University of British Columbia	A Berry phase for algebras in holography
Jan 28	Diego Garcia Sepulveda	Harvard University	Particle-Soliton Degeneracy in 2D QCD from Spontaneously Broken Non-invertible Symmetry
Feb 4	Maor Ben Shahar	MIT	Kinematic algebras and off-shell double copies
Feb 11	Jonah Berean-Dutcher	UBC	Soft theorems from higher symmetries
Feb 18	Jose Calderon Infante	Caltech	No Shift Symmetries and Tensionless String Limits in AdS/CFT
Feb 25 12:30 PM	Jackie Caminiti	Perimeter Institute	Excitability in quantum field theory
March 4	Christian Ferko	Northeastern	Neural Networks and Liouville Field Theory
March 11	Elisa Tabor	UC Berkeley	3D Gravity and Chaos in CFTs with Fermions
SPRING BREAK
April 1	Anne-Catherine de la Hamette	ETH Zurich	Relational Perspectives in Quantum Gravity: Quantum Reference Frames and the Observer Dependence of Entropy
April 8	Joonhwi Kim	Caltech	Spinspacetime: A New Chapter in Relativity
April 15	Maciej Kolanowski	UCSB	Ultralocal measure is not canonical
April 22	Mina Himwich	Princeton	Light-ray operators and the w(1+infinity) algebra
April 29	Francesco Calisto	Caltech
May 6	Ahmed Sheta	Harvard
May 13 11 AM	Matilda Delgado	Harvard & MPP Munich
May 13 1 PM	Joydeep Naskar	Northeastern University	Higher dimensional conformal fields from neural network statistics
May 20	Charlie Cummings	University of Pennsylvania
May 27	Siwei Zhong	Stony Brook University