Invited Talks:
Fall 2011:
"Integration and Topological Field Theories," Subfactor Seminar, UC Berkeley. "From Topological to Supersymmetric: Sigma Models and Gauge Fixing," Station Q Seminar, UC Santa Barbara. "Supersymmetric Field Theories and Topology," String Theory Seminar, UC Davis. "Supersymmetric Field Theories, Manifold Invariants, and the Chern-Gauss-Bonnet Theorem," Station Q Seminar, UC Santa Barbara.Spring 2011:
"0|2-Dimensional Field Theories and the Chern-Gauss-Bonnet Formula," FRG Chern-Simons Workshop, Berkeley.Fall and Winter 2010:
"Topology and Supersymmetric Field Theories," Hamburg.
"Supersymmetric Field Theories, Sigma Models and Topology," Muenster, Topology Oberseminar.
"Very Low Dimensional Supersymmetric Field Theories," Utrecht.
"The Gauss-Bonnet-Chern Theorem Via Supersymmetric Field Theory," Goettingen, School on Higher Index Theory and Differential K-Theory, Gong Session.
Spring and Summer 2010:
"The 0|2-Sigma Model Computes Euler Characteristic," Mathematisches Forschungsinstitut Oberwolfach, gong session. An abstract can be found in the workshop's Proceedings."Supersymmetric Sigma Models and Topology," Notre Dame. An abstract is here
A Selection of Other Talks:
All talks are at UC Berkeley unless denoted otherwise.
Fall 2011:
"What is a Sigma Model?," in the Witten Seminar.
"Supersymmetry and Topology," in the GRASP seminar.
"Supersymmetric Quantum Mechanics and Morse Theory," in the Witten Seminar.
"Spinors on Loop Space," Subfactor seminar.
Spring 2011:
"Weyl's Asymptotic Formula for Heat Kernels," Student Mini-Conference on Index Theory
"From Functorial Field Theories to Factorization Algebras," Student Conformal Field Theory Seminar
"Dimensional Reduction for Geometric Field Theories," Student Topology Seminar
Fall 2010:
"Introduction to Kevin Costello's Construction of the Witten Genus," Max Planck.
"Euclidean Field Theories with Two Supersymmetries," Max Planck.
Spring and Summer 2010:
"Phi 4 Theory Computations, Following Kevin Costello," in the Renormalization of Quantum Field Theories Seminar
"Classical Supersymmetric Field Theories"
"Computations in 0|2 Field Theories," in the Max Planck student topology seminar.
Fall 2009:
"Formal Groups and Generalized Cohomology," two talks in the Elliptic Cohomology Seminar at Max Planck.
Fall 2008:
"Electromagnetism and Differential Characters," in the Differential Cohomology Seminar
"The Hirzebruch Signature Theorem," in a student differential topology mini-conference