Rademacher type and Enflo type coincide [video] (I think the exposition in this blog is much better than my slides)
Exponential integrability for the Gaussian measure [video], [slides]
Hypercontractivity for ultraspherical measures [slides]
Sharpening the triangle inequality [video], [slides]
Weissler's conjecture; [video].
Square function and the Hamming cube: duality.