Recent Talks
	LINK	Optimal spectral gaps
	LINK	Convergence of Unitary Representations and Spectral Gaps of Manifolds
Older Talks
	LINK	The maximal spectral gap of a hyperbolic surface
	LINK	Thermodynamical formalism and Markoff-Hurwitz equations
	[Background] [Main results]	Matrix group integrals, surfaces, and mapping class groups