Disclaimer: computer presentations are only designed to make sense with overlays and my commentary.

Disclaimer: notes are just my notes, designed to make sense to me but they might also make sense to you.

Isolated hypersurface singularities, associated forms, and their invariants 24th November 2015 in Kagoshima

Japanese Australian workshop on Real and Complex Singularities JARCS6 at the University of Kagoshima

Parabolic geometry in five dimensions 2nd November 2015 in Sydney

Workshop on Analysis and Geometry in Non-Riemannian Spaces at the University of New South Wales

Conformal foliations and CR geometry 25th September 2015 in Adelaide

Workshop on Geometry and Analysis at Flinders University

Integrability conditions for the Grushin operators 1st September 2015 in Adelaide

Differential Geometry Seminar at the University of Adelaide

Seeing the Unseeable 24th August 2015 in Adelaide

Undergraduate Seminar at the University of Adelaide

Complexes of Differential Operators 18th June 2015 in Nordfjordeid

Last in a series of 7 talks at the Sophus Lie Centre on Invariant Differential Operators and BGG sequence in parabolic geometry

Talks 2 - 6 were blackboard talks

See also these questions

Symmetry and Differential Equations 15th June 2015 in Nordfjordeid

First in a series of 7 talks at the Sophus Lie Centre on Invariant Differential Operators and BGG sequence in parabolic geometry

See also this note

Symmetry and Differential Equations 25th November 2014 in Sydney

Colloquium-style talk at the University of Sydney

The Projective Rigidity of Projective Space 22nd September 2014 in Sydney

PDE seminar at the University of Sydney

Prolongation 101 5th September 2014 in Wollongong

Mini-workshop on Geometric Analysis at the University of Wollongong

Metrisability of Three-dimensional Path Geometries - Part II 19th August 2014 in Canberra

Differential Geometry Seminar at the Australian National University

Metrisability of Three-dimensional Path Geometries - Part I 13th August 2014 in Canberra

Differential Geometry Seminar at the Australian National University

Projective Space and Twistor Theory 19th July 2014 in Hayama

Hayama Symposium on Complex Analysis in Several Variables XVII

Differential Complexes for the Grushin Distributions 2nd June 2014 in Warsaw

Vector Distributions and Related Geometries, a conference at the Banach Center

The X-ray Transform - Part III 1st May 2014 in Canberra

A repeat at the ANU of my Srní talks given in January

The X-ray Transform - Part II 29th April 2014 in Canberra

A repeat at the ANU of my Srní talks given in January

The X-ray Transform - Part I 29th April 2014 in Canberra

A repeat at the ANU of my Srní talks given in January

Background on C-projective Geometry 31st March 2014 in Kioloa

Second Kioloa Workshop on C-projective Geometry

Conformal Geometry in Four Variables and a Deformation Complex in Five 19th March 2014 in Greifswald

Lorentzian and Conformal Geometry, a Conference in Honour of Helga Baum's 60th Birthday

The X-ray Transform - Part III 23rd January 2014 in Srní

The 34th Czech Winter School in Geometry and Physics

The X-ray Transform - Part II 21st January 2014 in Srní

The 34th Czech Winter School in Geometry and Physics

The X-ray Transform - Part I 19th January 2014 in Srní

The 34th Czech Winter School in Geometry and Physics

The Moduli Space of Genus 2 Riemann Surfaces 15th October 2013 in Canberra

Algebra and Toplogy Seminar at the Australian National University

The Projective Rigidity of Projective Space 18th September 2013 in Banff

Workshop on Geometry and Inverse Problems at the Banff International Research Station

Twistors, Tractors, and Conformally Invariant Operators 11th September 2013 in Oxford

The Mathematics of CCC: Mathematical Physics with Positive Lambda (a CMI workshop)

A Canonical Connection on Sub-Riemannian Contact Manifolds 22nd August 2013 in Brno

Differential Geometry and its Application DGA2013

Invariant Differential Operators and Exterior Differential Systems II 17th July 2013 in Estes Park, Colorado

New Directions in Exterior Differential Systems, a Conference in Honour of Robert Bryant's 60th Birthday

Conformal Geometry in Four Variables and a Deformation Complex in Five 16th July 2013 in Estes Park, Colorado

New Directions in Exterior Differential Systems, a Conference in Honour of Robert Bryant's 60th Birthday

Prolongation 101 7th May 2013 in Canberra

Differential Geometry Seminar at the Australian National University

H-projective Geometrry - Part 8 21st March 2013 in Canberra

Differential Geometry Seminar at the Australian National University

Twistor Theory and the Harmonic Hull 8th March 2013 in Adelaide

Colloquium at the University of Adelaide

Conformally Fedosov Manifolds 8th March 2013 in Adelaide

Seminar at the University of Adelaide

How to Draw a Cube 6th March 2013 in Adelaide

Talk for year 12 students at Saint Peter's College

Seeing the Unseeable 6th March 2013 in Adelaide

Talk for year 10 students at Saint Peter's College

H-projective Geometrry - Parts 5 and 6 20th and 22nd February 2013 in Canberra

Differential Geometry Seminars at the Australian National University

Projective Structures and Mobility 30th January 2013 in Canberra

Differential Geometry Seminar at the Australian National University

Berstein-Gelfand-Gelfand Complexes 11th January 2013 in San Diego

Special Session on Finite Element Exterior Calculus and Applications at the 2013 Joint Mathematics Meeting

Conformally Fedosov Manifolds 5th November 2012 in Canberra

Differential Geometry Seminar at the Australian National University

Conformally Fedosov Manifolds 25th October 2012 in Nantes

Workshop on Recent Developments in Conformal Geometry at Laboratoire de Mathématiques Jean Leray, Université de Nantes

What's the Penrose Transform? 17th October 2012 in Canberra

Differential Geometry Seminar at the Australian National University

What's a Twistor? 12th October 2012 in Canberra

Differential Geometry Seminar at the Australian National University

Conformal and CR Geometry from the Parabolic Viewpoint 31st July 2012 in Banff

Workshop on Conformal and CR Geometry at Banff International Research Station

Some Twistor Constructions Revisited 12th July 2012 in Taipei

International Workshop on Several Complex Variables and Complex Geometry at the Institute of Mathematics, Academia Sinica

Homogeneous Hypersurfaces 4th July 2012 in Canberra

Differential Geometry Seminar at the Australian National University

Theoretical Tomography Past and Present 22nd June 2012 in Canberra

Inverse Problems One Day Seminars 3 at the Australian National University

Some Elliptic and Subelliptic Complexes from Geometry 12th June 2012 in Xi'An

International Conference in Geometric and Nonlinear Partial Differential Equations on the Occasion of the 70th Birthday of Neil Trudinger

How to Draw a Cube 8th May 2012 in Canberra

A talk to Australian National University Mathematical Society

Seeing the Unseeable 17th February 2012 in Canberra

A talk to the Alumni and Friends of the Mathematical Sciences Institue at the Australian National University

Twistor Theory and the Harmonic Hull 14th January 2012 in Bochum

Lie Groups: Structure, Actions, and Representations at Ruhr-Universität, Bochum to mark the 75th Birthday of Joseph Wolf

The Penrose Transform for Complex Projective Space 9th January 2012 in Boston

Geometric Analysis on Euclidean and Homogeneous Spaces at Tufts University

The Penrose Transform for Complex Projective Space 24th November 2011 in Nice

Seminar at the University of Nice

The Range of the Double Fibration Transform 6th November 2011 in Berkeley

Lie Theory Workshop at the University of California, Berkeley

Complexes of Differential Operators 2nd November 2011 in Berkeley

Chern Centennial Conference at the Mathematical Sciences Research Institute, Berkeley

Complexes of Differential Operators 27th October 2011 in Canberra

Differential Geometry Seminar at the Australian National University

Some Remarks on Linear Elasticity 29th September 2011 in Wollongong

Talk in the Geometry and Topology Special Session at the 55th Annual Meeting of the Australian Mathematical Society at the University of Wollongong

Conformal Foliations and CR Geometry 21st July 2011 in Oxford

London Mathematical Society Meeting on Twistor Theory, Geometry, and Physics to mark the 80th Birthday of Sir Roger Penrose

Conformal Foliations and CR Geometry 11th July 2011 in Vienna

Workshop on Cartan Connections, Geometry of Homogeneous Spaces, and Dynamics at the International Erwin Schrödinger Institute (ESI)

The Range of the Double Fibration Transform 4th July 2011 in Leeds

Conference on Gauge Theory and Complex Geometry at the University of Leeds

The X-ray Transform on Projective Space 9th April 2011 in Fayetteville

Fifth talk in the Spring Lecture Series on Conformal Differential Geometry and its Interaction with Representation Theory at the University of Arkansas

Twistor Theory and the Harmonic Hull 8th April 2011 in Fayetteville

Fourth talk in the Spring Lecture Series on Conformal Differential Geometry and its Interaction with Representation Theory at the University of Arkansas

Higher Symmetries of the Laplacian 8th April 2011 in Fayetteville

Third talk in the Spring Lecture Series on Conformal Differential Geometry and its Interaction with Representation Theory at the University of Arkansas

Conformally Invariant Differential Operators 7th April 2011 in Fayetteville

Second talk in the Spring Lecture Series on Conformal Differential Geometry and its Interaction with Representation Theory at the University of Arkansas

Introduction to Conformal Differential Geometry 7th April 2011 in Fayetteville

First talk in the Spring Lecture Series on Conformal Differential Geometry and its Interaction with Representation Theory at the University of Arkansas

Conformal Foliations 5th April 2011 in Fayetteville

Colloquium at the University of Arkansas (rather different from the Nice talk with the same title)

Conformal Foliations 31st March 2011 in Nice

Seminar at the University of Nice

Twistor Theory and the Harmonic Hull 24th March 2011 in Canberra

Colloquium at the Australian National University

CR Geometry and Conformal Foliations 27th January 2011 in Kyoto

Workshop on Differential Systems and Hypersurface Theory at RIMS for the 60th Birthdays of Keizo Yamaguchi and Reiko Miyaoka

Invariant Differential Operators on the Sphere 9th December 2010 in Dunedin

Plenary talk at the NZMS Colloquium 2010 at the University of Otago

Invariant Differential Operators on the Sphere 8th November 2010 in Tokyo

Third talk in the Global Center of Excellence Program at the University of Tokyo

How to Recognise the Geodesics of a Metric Connection 5th November 2010 in Tokyo

Second talk in the Global Center of Excellence Program at the University of Tokyo

Twistor Theory and the Harmonic Hull 2nd November 2010 in Tokyo

First talk in the Global Center of Excellence Program at the University of Tokyo

Methods of Lie Theory and Geometry 22nd September 2010 in Krakow

Second pedagogical talk on Classification Problems in Conformal Geometry at the Conference Geometry and Physics in Cracow held at the Jagiellonian University

Introduction to Conformal Differential Geometry 21st September 2010 in Krakow

First pedagogical talk on Classification Problems in Conformal Geometry at the Conference Geometry and Physics in Cracow held at the Jagiellonian University

Representations from Contact Geometry 8th July 2010 in Banff

Workshop on the Exceptional Groups at Banff International Research Station

Twistor Theory and the Harmonic Hull 24th June 2010 in Bonn

Colloquium at the Max Planck Institute für Mathematik on the Occasion of the 60th Birthday of Alan Carey

Twistor Theory and the Harmonic Hull 24th May 2010 in Brisbane

Colloquium at the University of Queensland

Prolongation on Contact Manifolds I, II, and III 30th March, 1st April, and 2nd April 2010 in College Station

Talks in the Working Seminar in Geometry at Texas A&M University

Higher Symmetries of the Laplacian 25th March 2010 in College Station

Third in the Frontiers Lecture Series on Conformal Geometry and Twistor Theory at Texas A&M University

Twistor Theory and the Harmonic Hull 23rd March 2010 in College Station

Second in the Frontiers Lecture Series on Conformal Geometry and Twistor Theory at Texas A&M University

Introduction to Conformal Geometry 22nd March 2010 in College Station

First in the Frontiers Lecture Series on Conformal Geometry and Twistor Theory at Texas A&M University

Complex Methods 27th January 2010 in Berkeley

Fourth in a series on Representation Theory and the X-ray Transform at the University of California

The X-ray Transform on Projective Space 27th January 2010 in Berkeley

Third in a series on Representation Theory and the X-ray Transform at the University of California

Projective Differential Geometry 20th January 2010 in Berkeley

Second in a series on Representation Theory and the X-ray Transform at the University of California

Differential Geometry on Real and Complex Projective Space 20th January 2010 in Berkeley

First in a series on Representation Theory and the X-ray Transform at the University of California

Theorems Beginning with P 11th November 2009 in Armidale

Public Talk at University of New England

Complex Methods 10th November 2009 in Armidale

Fourth in a series on Representation Theory and the X-ray Transform during the Summer School on Integral Geometry and Imaging at the University of New England

The X-ray Transform on Projective Space 10th November 2009 in Armidale

Third in a series on Representation Theory and the X-ray Transform during the Summer School on Integral Geometry and Imaging at the University of New England

Projective Differential Geometry 9th November 2009 in Armidale

Second in a series on Representation Theory and the X-ray Transform during the Summer School on Integral Geometry and Imaging at the University of New England

Differential Geometry on Real and Complex Projective Space 9th November 2009 in Armidale

First in a series on Representation Theory and the X-ray Transform during the Summer School on Integral Geometry and Imaging at the University of New England

On Circles, Lines, and Spheres: Thinking Outside the Box 29th September 2009 in Adelaide

Talk at the Education Afternoon of the 53rd Annual Meeting of the Australian Mathematical Society at the University of South Australia

Re-inventing the Wheel: Differential Operators on the Sphere 28th September 2009 in Adelaide

Plenary Talk at the 53rd Annual Meeting of the Australian Mathematical Society at the University of South Australia

The Range of the Killing Operator on Projective Space 28th September 2009 in Adelaide

Talk in the Geometric Analysis Special Session at the 53rd Annual Meeting of the Australian Mathematical Society at the University of South Australia

Symmetries via Lie Algebra Cohomology 15th September 2009 in Sydney

Japanese-Australian Workshop on Real and Complex Singularities JARCS III at the University of Sydney

Untitled Talk 10th August 2009 in Tambara

Workshop on Integral Geometry and Group Representations at the Tambara Institute of Mathematical Sciences, University of Tokyo

The X-ray Transform on Complex Projective Space 7th August 2009 in Tambara

Workshop on Integral Geometry and Group Representations at the Tambara Institute of Mathematical Sciences, University of Tokyo

Integral Geometry on Complex Projective Space 6th July 2009 in Wuhan

International Conference on Several Complex Variables, Complex Geometry, and Partial Differential Equations at Wuhan University

Re-inventing the Wheel: Differential Operators on the Sphere 28th May 2009 in Canberra

Colloquium at the Australian National University

Theorems Beginning with P 13th May 2009 in Busan

Public Talk at Korea-Australia Analysis Forum 2009 (KAAF 2009)

Higher Symmetries of the Laplacian 11th May 2009 in Busan

Korea-Australia Analysis Forum 2009 (KAAF 2009)

How to Recognise the Geodesics of a Metric Connection 27th April 2009 in Seoul

Workshop on Geometric Structures and Equivalence Problems at the Korea Institute for Advanced Study

Re-inventing the Wheel: Differential Operators on the Sphere 24th April 2009 in Seoul

Colloquium at the Korea Institute for Advanced Study

Integral Geometry on Complex Projective Space 6th April 2009 in Göttingen

International Conference on Lie Groups, Representations and Conformal Geometry on the Occasion of the 60th Birthday of Bent Ørsted