[Warning: The slides on this page sometimes contain animations, and thus file sizes may be big!]

- Learning, mixing, and approximation- a free ride on the second law (pdf)

MSR colloquium, MSR NE (1-Jun-2015) - The power (and limitations) of semi-definite programs (pdf)

Avner Magen Memorial Lecture, University of Toronto (29-May-2015) - Regularization under diffusion
and Talagrand's convolution conjecture (7.5 MB)

Probability seminar, Stanford (4-May-2015) - Lower bounds on semidefinite programming relaxations (2.5 MB)

CS Theory seminar, University of Chicago (13-Feb-2015) - Spectral geometry on graphs and manifolds (38 MB)

Keynote lectures, Workshop on Topics in Differential Geometry and its discretizations

Tohoku University, Sendai, Japan (10-Jan-2015) - The unreasonable effectiveness of spectral graph theory: A confluence of algorithms, geometry, and physics (64 MB)

Open lecture, Simons Institute

Berkeley, CA (8-Dec-2014)