Listed in reverse chronological order.
Low-dimensional higher geometry: a case study, Higher Structures Seminar, Feza Gursey Research Center for Physics and Mathematics, 31 January 2023. (Invited talk)
How to be concrete when you don’t have a choice, Colloque Bénabou, online, 18 November 2022. (YouTube)
Constructing explicit string structures. Category Theory Seminar, National University of Mexico, via Zoom, 6 April 2022. (Invited talk)
Do you have what it takes to use the diagonal argument? New York Category Seminar, via Zoom, 23 February 2022. (Invited talk) (YouTube)
Homogeneous string bundles, Australia New Zealand Geometry Strings Fields Seminar, Zoom, 12 November 2021. (Invited talk)
Local extension operators for nonlinear function spaces, extending Whitney, Differential geometry seminar, University of Adelaide. 26 March 2021.
How to be concrete when you don’t have a choice, 2020 Annual Meeting of the Australian Mathematical Society (Category theory session), University of New England, via Zoom. 11 December 2020.
Mapping stacks of differentiable stacks, Deformationsquantisierung seminar, Universität Würzburg, via video link. 16 October 2020.
Localising by spans and cospans, and functoriality of associated algebras, 2019 Annual Meeting of the Australian Mathematical Society (Category theory session), Monash University. 4 December 2019.
A descent-theoretic proof of a theorem of Serre, 2019 Annual Meeting of the Australian Mathematical Society (Topology session), Monash University. 6 December 2019.
Groupoids, spans and cospans, Groupoids, Graphs, and Algebras, University of Sydney. 2 July 2019.
From cows to inductive types; or, What are numbers?, School of Mathematical Sciences Undergraduate Seminar, University of Adelaide. 5 September 2018.
The stack of smooth maps from a manifold to a differentiable stack is differentiable, Topology in Australia and South Korea, POSTECH. 23 April 2018. (Video, requires flash)
Constructions in lower dimensional higher geometry, Gauge theory and higher geometry, University of Adelaide. 29 November 2017. (Invited talk)
Constructing differential string structures, Differential geometry seminar, University of Adelaide. 7 June 2017.
Smooth mapping stacks of differentiable stacks and orbifolds, Functional analysis seminar, University of Colorado, Boulder. 1 December 2016.
Low-dimensional higher geometry by examples, Kempner Colloquium, University of Colorado, Boulder. 29 November 2016.
Smooth mapping orbifolds, Differential geometry seminar, University of Adelaide. 20 May 2016.
Class forcing and topos theory, Topos a IHES, IHES, 27 November 2015. (Abstract), (Video)
Homogeneous string connections, 2015 Annual Meeting of the Australian Mathematical Society, 1 October 2015. (Abstract)
Higher homogeneous bundles, Differential geometry seminar, University of Adelaide. 27 March 2015.
Homogeneous bundles and higher geometry, Eduard Čech Institute for Algebra, Geometry and Physics, 24 February 2015 (notes)
A new String group model from LG, Infinite-dimensional Structures in Higher Geometry and Representation Theory, Universität Hamburg, February 2015
String structures on homogeneous bundles, 8th Australia New Zealand Mathematics Convention, 12 December 2014 (Abstract)
The Serre-Grothendieck theorem by geometric means, Differential geometry seminar, University of Adelaide, 24 October 2014. (Abstract)
A geometric proof of a theorem of Serre, Algebra and Topology seminar, Australian National University, 23 September 2014. (Abstract)
Mathematics: A castle in the sky?, School of Mathematical Sciences Undergraduate Seminar, University of Adelaide, 25 August 2014. (slides)
Explicit string bundles, Workshop on Higher Gauge Theory and Higher Quantization, Heriot-Watt University, June 2014. (notes from talk)
An explicit string bundle, Algebra/Geometry/Topology seminar University of Melbourne, 22 November 2013.
An explicit string bundle, AustMS 2013, 3 October 2013 (slides in WriteLaTeX).
Proper class forcing, CT2013, July 2013.
On the Ganter-Kapranov approach to supersymmetry, Strings Journal Club, University of Adelaide. 27 May 2013.
Diffeological spaces and differentiable stacks, Differential Geometry seminar, University of Adelaide. 10 May 2013.
On the Baas-Dundas-Rognes approach to 2-vector bundles, Strings Journal Club, University of Adelaide. 19 February 2013.
Elliptic cohomology - first steps, Strings Journal Club, University of Adelaide. 9 October 2012.
Sheaf cohomology via abelian categories, Strings Journal Club, University of Adelaide. 4 September 2012.
Introduction to 2-groups, Strings Journal Club, University of Adelaide. 5 May 2012.
2-categorical localisation, Australian Category Seminar, Macquarie University. 12 October 2011.
Functorial 2-connected covers, Differential Geometry seminar, University of Adelaide. 21 May 2010.
2-covering spaces, 2009 Annual Meeting of the Australian Mathematical Society, at the University of South Australia. 30 September 2009.
Fundamental 2-groups and 2-covering spaces, slides prepared for talk accepted for the Categorical groups workshop, Barcelona. June 2008. Due to lack of funding at the last minute, I wasn’t able to attend this conference, and my speaking slot was given up. See also this blog post.
Of inner automorphisms and universal bundles, Differential Geometry seminar, University of Adelaide. 26 October 2007.
Bundle gerbes, higher Yang-Mills and Kalb-Ramond, 2006 Annual Meeting of the Australian Mathematical Society, at Macquarie University. September 2006.
Bundle gerbe Yang-Mills, Erwin Schrodinger Institute, May 2006.
Last revised on May 13, 2024 at 03:29:49. See the history of this page for a list of all contributions to it.