Unedited videos of the talks from String Math 2026 will be posted here. Edited versions will be posted at a later date on the official conference website. Please let me know if you find any mistakes, and I will try to fix them.
Monday:
Dan Freed, Harvard University
Title: Fully local Chern-Simons theories
Christopher Beem, University of Oxford
Title: Graded Unitarity
Andrea Brini, University of Sheffield
Title: Refined Gromov-Witten invariants
Tasuki Kinjo, RIMS, Kyoto University
Title: Topological Donaldson--Thomas theory
Video (apologies for failing to capture the slides on the video - here they are: slides)
Natalie Paquette, University of Washington
Title: Branes and twisting
Tuesday:
Davide Gaiotto, Perimeter Institute for Theoretical Physics
Title: K_q-algebras
Video (apologies for the technical mishap, resulting in missing the slides for the second half - here they are: slides)
Mayuko Yamashita, Perimeter Institute for Theoretical Physics
Title: Duality in equivariant elliptic cohomology
Tom Bridgeland, University of Sheffield
Title: Non-perturbative topological strings: a case study
John Pardon, Stony Brook University
Title: Logarithmic derived moduli theory of non-linear elliptic equations
Heeyeon Kim, Korea Advanced Institute of Science and Technology (KAIST)
Title: The Minimal 3d SCFT and an Exceptional Family of Vertex Algebras
Video (once again, apologies for missing the slides 🙃)
Wednesday:
Pierrick Bousseau, University of Oxford
Title: Boomerangs, elliptic curves, and del Pezzo surfaces
Si Li, Tsinghua University
Title: Heat Kernel, Picard-Lefschetz, and Alien
Catharina Stroppel, Max-Planck Institute Bonn
Title: Braidings and centralizers
Contributed talks:
Craig Lawrie
Title: Algebro-Geometric Bootstrapping via OPE Decoupling
Enoch Leung
Title: Generalized Freed-Witten anomalies
Yegor Zenkevich
Title: Wall-crossing in N=4 super Yang-Mills and quantum toroidal algebra
Fridrich Valach
Title: On the twist of heterotic supergravity
Fabrizio Del Monte
Title: BPS Quivers on Orbifolds: From BPS Spectra to New 5d SCFTs
Sachin Chauhan
Title: Open strings on knot complements
Jakob Ulmer
Title: Kodaira-Spencer theory from B-model Categorical Enumerative Invariants via Kontsevich formality
Severin Barmeier
Title: Deformations of Fukaya categories of surfaces
Kai Hugtenburg
Title: Open-closed Deligne-Mumford Field Theories
Thursday:
Kevin Costello, Perimeter Institute
Title: Holography, integrability, and generalized geometry
Yaping Yang, University of Melbourne
Title: Cohomological Hall Algebras and line operators
Video (apologies for the suboptimal recording)
Anna Wienhard, Max Planck Institute for Mathematics in the Sciences
Title: Positivity, non-commutative cluster structures, and higher Teichmüller spaces
Clay Córdova, University of Chicago
Title: Holomorphic conformal field theory and modular tensor categories
David Skinner, University of Cambridge
Title: Chiral Holography
Du Pei, University of Southern Denmark
Title: Gauge theory and skein modules
Friday:
Tony Pantev, University of Pennsylvania
Title: Integral structures on Hodge atoms
Beatrix Mühlmann, Institute for Advanced Study Princeton
Title: Liouville theory: spacelike, timelike, and beyond
Dylan Butson, University of California Los Angeles
Title: On the deformation theory of chiral quantizations