RESEARCH LECTURES

Moduli spaces of vector bundles over a real curve: new results (slides):
CMS Winter Meeting, Symplectic Geometry, Moment Maps, and Morse Theory, December 2015

Twisted loop groups (slides):
Fields Institute, Unstable Homotopy Theory Conference, June 2015

Moduli spaces of vector bundles over a real curve (slides):
CRM Montreal, Moduli spaces and their Invariants in Mathematical Physics,  June 2013
CMS Summer meeting, Regina, Geometric Topology, June 2012
Memorial University, Geometry Topology and Physics Seminar, November 2011
Universidad de Colima, Colima workshop on Geometry, October 2011
Johns Hopkins University, Topology Seminar, October 2011

Smoothing maps into real algebraic sets:
Memorial University, Geometry Topology and Physics, October 2011
Universidad de los Andes, Vector Bundles and Real Algebraic Geometry, September 2011

GKM-sheaves and equivariant cohomology (slides):
CMS Summer meeting, Regina, Geometry and Topology of Lie Transformation Groups, June 2012
AMS Meeting, Cornell University, Symplectic Geometry and Topology, September 2011
AMS Meeting, Statesboro Georgia, Symplectic and Poisson Geometry, March 2011
University of Western Ontario, Topology Seminar, January 2011
University of Michigan-Ann Arbor, Topology Seminar, January 2011

Representation varieties of non-orientable surface groups(slides):
Universidad de los Andes, Vector Bundles and Real Algebraic Geometry, September 2011
UQAM, Geometry and Topology Seminar, October 2010
CMS Summer meeting,  Geometric Topology session, Fredericton, June 2010

A Poisson structure on the moduli space of flat connections over a non-orientable surface:
BIRS workshop, Generalized Complex and Holomorphic Poisson Geometry, April 2010

An approach to equivariant cohomology using algebraic combinatorics – 2 lectures:
Memorial University, Algebra Seminar, March 2010

Antiperfection of Yang-Mills Morse theory over a nonorientable surface:
Universidade do Porto, 18th Meeting on Geometry, Topology and Physics, July 2009
ICMS Edinburgh, Atiyah 80 Plus, April 2009
University of Oxford, Geometry and Analysis Seminar, January 2009

Nonorientable surface group representations and GKM cohomology with module coefficients:
University of Toronto, Geometric Representation Theory Seminar, October 2008
Vanderbilt University, Topology Seminar, September 2008
University of Maryland-College Park, Geometry and Topology Seminar, September 2008

Twisted Kirwan surjectivity in generalized complex geometry:
EPFL Lausanne, Moment maps workshop, August 2008
McMaster University, Geometry and Topology Seminar, April 2008
University of Toronto, Symplectic Seminar, March 2008

Moduli spaces of flat bundles over nonorientable surfaces:
University of Chicago, Topology Seminar, February 2008
University of Toronto, Symplectic Seminar, September 2007
Fields Institute, Toronto, Ontario Topology Seminar, July 2007
CRM Montreal, Moduli spaces of Riemann surfaces conference, June 2007

Moduli space of flat SU(2)-bundles over nonorientable surfaces:
University of Toronto, Symplectic Seminar, March 2007
CMS Winter Meeting, Toronto, December 2006

Commuting n-tuples in compact Lie groups:
McMaster University, Geometry and Topology Seminar, November 2006

SURVEY TALKS

Lagrangian submanifolds in symplectic and Kahler geometry-2 lectures:
Memorial University, Geometry Seminar, November 2014

Symplectic geometry and quantum field theory – 4 lectures:
Memorial University, Geometry Seminar, February 2013

Introduction to differential geometry:
Memorial University, Graduate Seminar, October 2012

Mathematical infinity:
Memorial University, Blundon Seminar, June 2012

Group valued moment maps, loop groups and Dirac geometry:
University of Oxford, Junior Geometry and Topology Seminar, November 2009

Quantization of the space of flat bundles over a Riemann surface:
University of Oxford, Junior Geometry and Topology Seminar, May 2009

What is a gerbe? – 5 lectures:
University of Toronto, Informal Symplectic Seminar, January 2008

Moduli spaces of flat bundles on orientable and nonorientable surfaces:
University of Chicago, Student Topology Conference, April 2007
Memorial University of Newfoundland, Colloquium, December 2008

Geometric invariant theory – 5 lectures:
University of Toronto, Symplectic Postdoctoral Seminar, Winter 2006

The Wiener measure and a path integral formula for the heat equation:
University of Toronto, Graduate Student Seminar, Winter 2006

Equivariant cohomology and localization – 2 lectures:
University of Toronto, Symplectic Postdoctoral Seminar, Fall 2005

Characteristic classes:
University of Toronto , Graduate Student Seminar, Fall 2005

Connections, Yang-Mills on a Riemann surface, and Casson’s invariant for 3-manifolds – 4 lectures:
University of Toronto, Minicourse on moduli spaces of flat connections, Winter 2005

Introduction to Kaehler manifolds:
University of Toronto, Student Algebraic Geometry and Topology Seminar, Winter 2005

An interesting proof of a less interesting theorem:
University of Toronto, Graduate Student Seminar, Fall 2004

Toric varieties and the moment map – 2 lectures:
University of Toronto, Toric Varieties Learning Seminar, Fall 2004

An introduction to symplectic geometry by way of Hamiltonian mechanics:
University of Toronto, Graduate Student Seminar, Fall 2003

SEMINARS/ MINI-COURSES ORGANIZED

Winter 2005 Minicourse on moduli spaces of flat connections – 8 lectures, four of which were given by me

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