Conferences and Talks

Co-organization of conferences

1. 6-9 December 2022. The 66th Annual Meeting of the Australian Mathematical Society (coordinator of all special sessions, about 25 sessions), UNSW Sydney.

2. 16-27 August 2021. (cancelled due to the pandemic) Summer school and workshop around "Cartan Subalgebras in Operator Algebras," MATRIX, Australia. 

3. February 2021. (Canceled due to Covid) Annual meeting of ANZAMP (Australian and New Zealand Association for Mathematical Physics), Adelaide, Australia.

4. 4-8 February 2019. Subfactors in Sydney, UNSW, Sydney, Australia.

5. 17-21 July 2017. Quantum Symmetries: Subfactors and Planar Algebras, Maui, Hawaii, USA.

6. 13-17 July 2015. Subfactor theory in mathematics and physics, Qinhuangdao, China.

7. 10-13 January 2015. Organiser of the special session "Classification problems in operator algebras" at the National AMS (American Mathematical Society) meeting, San Antonio, Texas, USA.

8. 14-18 July 2014. Subfactor theory in mathematics and physics, Maui, Hawaii, USA.

9. 21-23 March 2014. Organiser of the special session "Von Neumann algebras and free probability" at the National AMS (American Mathematical Society), Knoxville, Tennessee, USA.

10. 15-19 July 2013. Subfactors in Maui, Maui, Hawaii, USA.

11. April 2011. Automata groups and non commutative geometry, Paris Diderot, France.

12. 21-23 December 2009. Geometry and Analysis, Paris Diderot, France.

Co-organization of seminars

• March 2020--December 2021 and February 2023--Present. Pure Math Seminar, UNSW Sydney, Australia

• January--May 2016 Subfactors Seminar, Vanderbilt University, USA.

Talks given and future

2024:

1. 10 May 2024. Forest-skein categories and groups,  seminar, Western Sydney University, Australia.

2. 3 April 2024. Forest -skein categories and groups, Australian Category Seminar, Macquarie University, Australia.

3. 28 March 2024. Forest-skein categories and groups, Wollongong Operator Algebras and Noncommutative Geometry Seminar, University of Wollongong, Australia.

2023:

1. 1 September 2023, Classification of representations of the Richard Thompson groups and of the Cuntz algebra, Algebra Seminar, University of Sydney, Australia.

2. 26-30 June 2023. Classification of representations of the Richard Thompson groups and of the Cuntz algebra, at OAS follow on: operator algebras: subfactors and application, Isaac Newton Institute (INI), Cambridge, UK., video.

3. 8-9 May 2023. Braids, links, subfactors, and the Thompson groups, at Conference: Braids: algebra and geometry, Australian National University (ANU), Canberra, Australia.

2022:

1. December 2022. Forest-skein groups,  at AustMS annual meeting, UNSW Sydney.

2. 06 September 2022. Groupe de forêt, at University of Paris Diderot.

3. 29 August--02 September 2022. Forest-skein groups, at Hausdorff Research Institute for Mathematics (HIM) Bonn, Germany.

4. 22 July 202.  Forest groups,  at Quantum Symmetry Seminar of Beijing Institute of Mathematical Sciences and Applications (BIMSA) in collaboration with Tsingua University (online).

5. March 2022. Jones' actions of R. Thompson's groups and the Pythagorean C*-algebra, at Operator Algebra and Noncommutative Geometry seminar, University of Wollongong, Australia.

6. February 2022. From subfactors to actions of the R. Thompson group, at Pure Math Seminar, UNSW Sydney (online).

2021:

1. 24 November 2021, Jones' actions of R. Thompson's groups and the Pythagorean C*-algebra, Operator Algebras Web-Seminar, Federal University of Santa Catarina, Florianopolis, Brazil (online).

2. 28 September 2021, Jones actions: from conformal field theory to R. Thompson’s group, Wales MPPM (Mathematical Physics-Physical Mathematics) Zoom seminar, Cardiff, Wales (online). 

3. 16-20 August 2021, Jones actions: from conformal field theory to R. Thompson’s group, International Workshop on Operator Theory and its Applications, Lancaster University, UK (online).

4. 5-9 July 2021, Jones actions; from conformal field theory to Richard Thompson's group, Conference: The mathematics of conformal field theory II, Australian National University, Canberra (online).

5. March 2021 From subfactors to actions of the Thompson group, Quantum mathematics meeting, Australian National University, Canberra.

6. 08 March 2021 From subfactors to actions of the Thompson group, Quantum Groups Seminar, (online seminar).

2020:

1. 08-11 December 2020 Jones actions of Thompson groups and others, AustMS annual meeting, University of New England, Australia (online).

2. 25 June 2020 Actions de Jones du groupe de Thompson, Séminaire d'algèbres d'opérateurs, University Paris Diderot.

2019:

1. 27 October--02 November 2019 On Jones' actions of Thompson's groups, Oberwolfach workshop: Subfactors and Applications, Germany.

2. 29 July--09 August 2019 Jones' actions of the Thompson's groups: applications to group theory and mathematical physics, Quantum groups and their analysis Workshop, University of Oslo, Norway.

3. 17-21 June 2019 Jones' actions of the Thompson's groups, Operator Algebras and Applications workshop, Simons Center for Geometry and Physics, USA, video.

4. May 2019 Jones' actions of groups of fractions, Australian Category Seminar,  Macquarie University, Australia.

5. May 2019 Jones' actions of the Thompson's groups: applications to group theory and mathematical physics, Differential Geometry Seminar, The University of Adelaide, Australia.

6. April 2019 Jones' actions of the Thompson's groups: applications to group theory and mathematical physics, Symmetry in Newcastle meeting, The University of Newcastle, Australia.

2018:

1. 04-07 December 2018 Constructions of 1+1-dimensional lattice-gauge theories and the Thompson group, Annual Meeting of the Australian Mathematical Society, Adelaide, Australia. 

2. 04-07 December 2018 Unitary representations of the Thompson group constructed with a category/functor method due to Jones, Annual Meeting of the Australian Mathematical Society, Adelaide, Australia.

3. November 2018 Jones representations of the Thompson group, Operator Algebra Seminar, University of Wollongong, Australia.

4. 01-05 October 2018 Unitary representations of the Thompson group constructed with a category/functor method due to Jones, Analysis, Geometry and Groups Conference, Euler International Mathematical Institute, Saint Petersburg, Russia.

5. August 2018 Jones subfactor theory and connections with other fields, Pure Mathematics Seminar, UNSW, Sydney, Australia.

6. August 2018 Unitary representations of the Thompson group constructed with a category/functor method due to Jones, Analysis Seminar, UNSW, Sydney, Australia.

7. 14-19 May 2018 Jones representations of Thompsons groups, NCGOA, Münster, Germany.

8. April 2018 Jones representations of Thompson groups, Universidad Autonoma de Madrid, Spain.

2017:

1. November 2017 Von Neumann algebras, subfactors, and groups, UNSW, Sydney, Australia.

2. November 2017 Familles de représentations des groupes de Thompson construites à l'aide des algèbres planaires de Jones, University of Paris Diderot, France.

3. October 2017 Familles de représentations des groupes de Thompson construites à l'aide des algèbres planaires de Jones, University of Montpellier, France.

4. 12-16 September 2017 Representations of Thompson groups constructed with Jones planar algebra technology, Workshop on Group theory and connections with other fields, Institute of Mathematics of the Romanian Academ (IMAR), Bucharest, Romania.

5. April 2017 Actions de groupes localement compacts et sous-facteurs intermédiaires, University of Paris Diderot, France.

6. February 2017 Actions de groupes localement compacts et sous-facteurs intermédiaires, University of Lorraine, Metz, France.

7. 27 February--03 March 2017 Crossed-products by locally compact groups and intermediate subfactors, Noncommutative Geometry and Applications Conference,  International Centre for Theoretical Physics (ICTP), Trieste, Italy.

8. 23-27 January 2017 Crossed-products by locally compact groups and intermediate subfactors, Workshop on Structure of Operator Algebras: Subfactors and Fusion Categories, Isaac Newton Institute (INI), Cambridge, UK.

2016:

1. December 2016 Infinite depth subfators, Giornata di dipartimento, University of Roma, Italy.

2. 18 November 2016 Infinite depth subfactors, Colloquium, Bern University, Switzerland.

3. September 2016 Hyperfinite realization of abstract standard invariants, Vanderbilt University, USA.

4. 04-08 July 2016 Analytical properties for subfactors, Workshop on von Neumann Algebras, Hausdorff Research Institute for Mathematics (HIM), Bonn, Germany.

5. 24 March 2016 Infinite depth subfactors, Colloquium, Vanderbilt University, USA.

6. February 2016 Jones subfactor theory, Austin Peay State University, Clarksville, USA.

7. January 2016  Propriétés d’approximation et sous-facteurs, University of Paris Diderot, France.

8. 06-09 January 2016 Subfactors, Hecke pairs, and approximation properties, Joint Mathematics Meetings, Session on Classification Problems in Operator Algebras, Seattle, USA.

2015:

1. December 2015 Propriétés d'approximation et sous-facteurs, Rencontre arbre de Noël 2015, GDR GNC, Montpellier, France.

2. November 2015 Propriétés d'approximation et sous-facteurs, University of Paris-Sud, France.

3. November 2015 Analytic properties for subfactors, Oslo University, Norway.

4. October 2015 Subfactors, Hecke pairs, and approximation properties, West Coast Operator Algebra Seminar, UCSD, California, USA

5. October 2015 Approximation properties for subfactors, AMS special session on von Neumann algebras, University of Memphis, Tennessee, USA

6. September 2015 Subfactors, Hecke pairs, and approximation properties, Vanderbilt University, USA.

7. June 2015 Propriétés d'approximations pour les sous-facteurs, Caen University, France.

8. March 2015 Hilbert modules over a planar algebra and the Haagerup property, Workshop on Subfactors and Conformal Field Theory,  Oberwolfach, Germany.

9. February 2015 Approximation properties for subfactors, Vanderbilt University, USA.

10. January 2015 Weak amenability for subfactors, Joint Mathematics Meetings, Session on Quantum Information and Fusion Categories, San Antonio, Texas, USA. 

2014:

1. September 2014 Weak amenability for subfactors, AMS special session on von Neumann algebras and related fields, University of Wisconsin, Eau Claire, USA.

2. July 2014 Weak amenability for subfactors and standard invariants, Subfactor theory in mathematics and physics, Maui, USA.

3. June 2014 Weak amenability for subfactors and standard invariants, KU Leuven, Belgium.

2013:

1. October 2013 Subfactors with prescribed fundamental group, ECOAS 2013, University of Cincinnati, USA.

2. September 2013 Subfactors with prescribed fundamental group, Vanderbilt University, USA.

3. July 2013 Subfactors with prescribed fundamental group, Subfactors in Maui, Maui, USA.

4. July 2013 Constructions of II_1 factors with a unique Cartan subalgebra and no group measure space decompositions, Von Neumann Algebras and Measurable Group Theory, Leuven, Belgium.

5. June 2013 Subfactors and there invariants, Louvain la Neuve, Belgium.

6. May 2013 Subfactors, planar algebras and a universal result for rigid C*-tensor categories, DYGEST meeting, Corfu, Greece.

7. March 2013 Uniqueness of the Cartan subalgebra for II_1 factors given by cross section equivalence relations, KU Leuven, Belgium.

8. March 2013 A new class of II_1 factors with a unique Cartan subalgebra, UMPA, Lyon, France.

9. February 2013 Construction of II_1 factors with unique Cartan subalgebras, Louvain la Neuve, Belgium.

10. February 2013 A new class of II_1 factors with a unique Cartan subalgebra, Copenhagen, Denmark.

11. January 2013 Unique Cartan decomposition for II_1 factors arising from cross section equivalence relations, University of Tokyo, Japan.

2012:

1. December 2012 Uniqueness of the Cartan subalgebra for II_1 factors given by cross section equivalence relations, GDRE meeting, University of Metz, France.

2. December 2012 Universality of the infinite free group factor for rigid C*-tensor categories, Caen, France.

3. July 2012 Unique Cartan decomposition for groupoid von Neumann algebras, Maui, USA.

4. June 2012 The Takesaki equivalence relation, Geometric Group Theory, RIMS, Japan.

5. February 2012 Von Neumann algebras, representation theory and equivalence relations, Luxembourg.

2011:

1. December 2011 Equivalence relations for maximal abelian subalgebras, Meeting of GDRE, Mapmo, Orleans, France.

2. November 2011 Why "free" for non commutative independence?, KU Leuven, Belgium.

3. October 2011 Maximal abelian subalgebras, Vanderbilt University, USA.

4. October 2011 The equivalence relation of Takesaki, Paris Diderot, France.

5. October 2011 The equivalence relation of Takesaki, ENS Lyon, France.

6. July 2011 Maximal abelian subalgebras in von Neumann algebras, Maui, USA.

7. May 2011 Maximal abelian subalgebras and the Takesaki equivalence relation, Meeting of GDRE, Institut Henri Poincaré, Paris, France.

8. May 2011 The Takesaki equivalence relation, Semester in the Institut Henri Poincaré, Paris, France.

9. April 2011 Maximal abelian subalgebras and the Takesaki equivalence relation, Automata group and non commutative geometry, Paris, France.

10. April 2011, Planar algebras, Bourbakette, secret place.

11. February 2011 The equivalence relation of Takesaki, KU Leuven, Belgium.

12. January 2011 Representations of countable groups, Auckland University, New Zealand.

13. January 2011 A solution to a question of M. Takesaki in the group case, Massey University, New Zealand.

2010:

1. November 2010 A masa in a finite von Neumann algebra is simple if and only if it is singular, UCLA, USA.

2. November 2010 A masa in a II_1 factor is simple if and only if it is singular, UC Berkeley, USA

3. November 2010 Maximal abelian subalgebras coming from groups, UC Berkeley, USA

4. October 2010 Maximal abelian subalgebras in II_1 factors, University of Goettingen, Germany.

5. April 2010 L'invariant de Takesaki dans un facteur fini, University of Paris Diderot, France.

6. February 2010 Classification of maximal abelian self-adjoint subalgebras (MASA) of a II_1 factor, University of Auckland, New Zealand.

2009:

1. December 2009 Asymptotic orthogonality property and maximal injectivity for an abelian subalgebra of a II_1 factor, Geometry and Analysis, Paris Diderot, Paris, France.

2. December 2009 Un MASA générique dans tout facteur II_1 de type Guionnet-Jones-Shlyakhtenko, University of Paris Diderot, France.

3. December 2009 Maximal injectivity and the asymptotic orthogonality property, UC Berkeley, USA.

4. October 2009 A canonical maximal injective masa in every Guionnet-Jones- Shlyakhtenko II_1 factor, UC Berkeley, USA.

5. September 2009 Planar Algebra and Subfactor, Noncommutative Geometry and Quantum Physics, Vietri sul Mare, Italy.

6. May 2009 Maximal Injective Algebras, UC Berkeley, USA.

7. April 2009 A Planar Algebra Construction of the Free Group Factors, UC Berkeley, USA.