TMF Student Seminar, Fall 2021 (joint with Connor Grady). Introduction to the Stolz-Teichner program, summer 2021 (a series of 10 informal zoom talks). "Active learning seminar" on supersymmetric quantum mechanics, Spring 2020. Elliptic cohomology and physics, May 2020 (funded by the Perimeter Institute) joint with Theo Johnson-Freyd, Nora Ganter, Yaping Yang, and Gufang Zhao. Elliptic cohomology days, June 2019, (funded by the NSF) joint with Emily Cliff, Nora Ganter, and Arnav Tripathy. Geometric Representation Theory and Equivariant Elliptic Cohomology, June 2019 (funded by the NSF and AMS) joint with Emily Cliff, Nora Ganter, Andrei Okounkov, Arnav Tripathy, and Josh Wen. UIUC Mathematical Physics Seminar, Fall 2017-present (joint with Sheldon Katz). The Wess-Zumino-Witten model and conformal field theory, Summer 2017, with Emily Cliff. Moduli spaces of G-bundles and twisted K-theory, Fall 2016, with Emily Cliff. Stanford topology seminar, Fall 2013-Spring 2014, with Soren Galatius. Elliptic cohomology and the Witten genus, Fall 2013, with Arnav Tripathy. QFTahoe, Spring 2013, joint with Theo Johnson-Freyd and James Tener. Student Topology Seminar, Fall 2012, joint with Constantin Teleman and Rob Kirby. I was a student organizer for the graduate student workshop, Supersymmetric Field Theories and Their Mathematical Implications, at the Simons Center for Geometry and Physics in Stony Brook in the spring of 2012. Some additional materials (notes, etc.) can be found here. Witten in the 80s Seminar, Fall 2011, joint with Theo Johnson-Freyd. Conformal Field Theory Seminar, Spring 2011, joint with Peter Teichner and Dmitri Pavlov. Witten Genus Seminar, Fall 2010, at the Max Planck Institute for Mathematics in Bonn, Germany. Physics for Topologists Seminar, Spring 2010, joint with Peter Teichner. Dmitri Pavlov took some notes from the talks. |