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Lectures displayed in red were intended for a general public audience.
 Collapsing metrics in string theory and Mtheory, Durham, North Carolina, 13 April 2018.
 MordellWeil and TateShafarevich groups of
elliptic fibrations, and the global structure of
the Ftheory gauge group, BIRS, 23 January 2018.
 Singularities and special holonomy in physics, Simons Foundation, 15 September 2017.
 Matrix factorizations in physics: a mathematical perspective III, SCGP, 15 June 2017.
 Matrix factorizations in physics: a mathematical perspective II, SCGP, 14 June 2017.
 Matrix factorizations in physics: a mathematical perspective I, SCGP, 13 June 2017.
 Odds and ends, SCGP, 15 September 2016.
 Calibrations and branes, SCGP, 14 September 2016.
 The role of special holonomy in string/M/F compactification, SCGP, 13 September 2016.
 Moduli, calibrations, and singularities, SCGP, 8 September 2016.
 Topological lessons from string theory, SCGP, 13 July 2016.
 CalabiYau manifolds, mirror symmetry, and Ftheory, CIRM Luminy, 1315 April 2016.
 Elliptic CalabiYau torsors, University of Miami, 26 January 2016.
 The singular fibers in an SYZ fibration, SCGP, 31 August 2015.
 The remarriage of pure mathematics and theoretical physics, Aspen Center for Physics, 27 August 2015.
 Mirror symmetry and gauged linear sigma models, SCGP, 6 November 2014.
 What is Ftheory?, Rutgers University, 4 November 2014.
 Some new tricks for good ol' SL(2,Z), University of Pennsylvania, 2 November 2014.
 More on singular G2 and CalabiYau spaces, SCGP, 10 September 2014.
 WHAT IS ... Ftheory?, SCGP, 9 September 2014.
 Singular limits of G2 metrics and nonabelian gauge symmetry in Mtheory, SCGP, 4 September 2014.
 Affine KacMoody spectra and Ftheory, SCGP, 13 August 2014.
 What is Ftheory?, SCGP, 13 August 2014.
 Families of elliptic curves with applications to physics, Heidelberg University (10 lectures), 1721 February 2014.
 Classification of 6D SCFTs, KITP, 23 January 2014.
 ClemensSchmid and mixed Hodge structures in string theory, Fields Institute, 22 November 2013.
 Variations of {H}odge structure, GromovWitten invariants, and the Gamma class, Fields Institute, 19 November 2013.
 The Mathieu group and automorphisms of K3, SCGP, 26 August 2013.
 GromovWitten invariants without mirror symmetry, Strings 2013, Seoul, 25 June 2013.
 Matrix factorizations in physics (Summary talk), Banff International Research Station, 15 August 2012.
 Dbrane algebras, Banff International Research Station, 14 August 2012.
 Spherical partition functions and GromovWitten invariants, SCGP, 31 July 2012.
 K3 surfaces, modular forms, and nongeometric heterotic compactifications, SCGP, 8 May 2012.
 Conifold transitions, Mtheory, and special divisors on Riemann surfaces, SCGP, 27 March 2012.
 Mathematical Aspects of FTheory, SCGP, 19 March 2012.
 Quivers from matrix factorizations, SCGP, 15 December 2011.
 Singularities in String Theory (3 lectures), LMU Munich, 1214 October 2011.
 Loops on Riemann surfaces and dualities in quantum field theory, Kobe University, 6 December 2010.
 Supergravity Approach to the Connection Between 4D and 2D Theories, KITP, 10 August 2010.
 Noncommutative algebras and (commutative) algebraic geometry, Perimeter Institute, 8 May 2010.
 Nongeometric heterotic compactifications, KITP, 5 May 2009.
 Mirror Symmetry and Langlands Duality (three lectures), KITP, 2125 July 2008.
 Decay of false vacua, UCSB, 8 February 2006.
 Stalking the Shape of the Universe: Geometrical Structures and Physical Reality, KITP, 3 November 2005.
 Topological Mirror Symmetry with Fluxes (following Tomasiello), KITP, 16 September 2005.
 How Much Mathematics Does A Theoretical Physicist Need To Know?, KITP, 14 September 2005.
 StromingerYauZaslow revisited, Perimeter Institute, 21 November 2004.
Last modified:
13 June 2018
