
Upcoming/Recent events
2023...
 November 30December 5, 2025. Operator Algebraic Quantum Groups: Structure, Dynamics, and Geometry. Banff (organizer with Michael Brannan, Benjamin AndersonSackaney, Lyudmyla Turowska, Mateusz Wasilweski).
 October 28November 1, 2024. Workshop "Noncommutativity behind the dunes" in Delft (organizer). See here.
 February 22, 2024. Seminar on Hecke algebras. Amsterdam.
 December 1821, 2023. Conference Noncommutative analysis on groups and quantum groups. Besancon.
 August 2125, 2023. Conference Noncommutative harmonic analysis and rigidity of operator algebras. Delft (organizer). More info here.
 June 1216, 2023. Workshop on Noncommutative harmonic analysis and quantum information. MittagLeffler institute in Sweden (organizer with Adam Skalski, Lyudmyla Turowska). More info here.
 April 19, 2023. Functional Analysis Seminar. Harbin (online).
2022
 November 28, 2022. Free probability seminar at virtual Berkely.
Title: On the isomorphism class of qGaussian W*algebras
 November 25, 2022. Seminar at virtual Wuhan.
Title: Multilinear transference theorems.
 May 30June 3, 2022. Workshop NSeaG at the Lorentz Center in Leiden.
 May 18, 2022. Functional analysis seminar virtual UCLA Los Angeles.
Title: On the AkemannOstrand property for qGaussian von Neumann algebras
 May 26, 2022. Workshop Oslo (organizer with Nadia Larsen and Sven Raum).
 March 28April 1, 2022. Seminar and research visit at IST Vienna.
Title: Quantum Markov Semigroups: Rigidity and Approximation Properties
 March 23, 2022. Operator algebra seminar at Virtual Seoul.
Title: Local and multilinear noncommutative de Leeuw theorems.
2021
 December 13, 2021. DelftBesancon day at Delft.
Title: Riesz transforms on Coxeter groups and strong solidity.
 November 1519, 2021. Workshop Quantum Probability and Noncommutative Harmonic Analysis at the Lorentz Center Leiden (organizer with Eric Ricard and Adam Skalski).
 October 27, 2021. Seminar at IMPAN, Warsaw.
Title: Riesz transforms on Coxeter groups and strong solidity.
 August 20, 2021. Online IWOTA session on Operator Algebras.
Title: Riesz transforms in deformationrigidity theory.
 August 18, 2021. Online IWOTA session on operator spaces, quantized function theory and noncommutative Lpspaces.
Title: Weak (1,1) type estimates for multilinear operator integrals
 March 2921, 2021. Workshop C*algebras and geometry of groups and semigroups Virtual Oslo (organizer with Nadia Larsen and Sven Raum).
See here (participation upon invitation).
 Feburary 1, 2021. Online Oselot seminar.
Title: Perturbations of commutators and noncommutative Lipschitz functions.
 Feburary 1, 2021. Seminar at Virtual Berkeley.
Title: Riesz transforms on compact quantum groups and strong solidity.
 January 27, 2021. Seminar at Virtual Saarbrucken.
Title: Riesz transforms on compact quantum groups and strong solidity.
 January 26, 2021. Seminar at workshop on NonCommutative Geometry along the North Sea at the Virtual North Sea.
Title: TBA.
 January 14, 2021. Seminar Virtual Glasgow.
Title: Riesz transforms on compact quantum groups and strong solidity.
2020
 December 7, 2020. Quantum group seminar at Virtual Europe, see here.
Title: Riesz transforms on compact quantum groups and strong solidity.
 September, 2021. Seminar at Virtual Besancon.
Title: Weak type estimates for multiple operator integrals and the absolute value functions.
 August 2020. Virtual Noncommutative Analysis Weekly Seminar Virtual Texas, see here.
Title: Khintchine inequalities for graph products and Hecke C*algebras.
 June 3, 2020. Staff colloquium at VU Virtual Amsterdam.
Title: Commutator estimates and noncommutative Lipschitz functions.
Only virtual events for a while.
 January 2020. Lunch colloquium. Delft.
Title: Noncommutative Lipschitz functions.
2019
 NovemberDecember 2019. Visiting UNSW Sydney.
 November 2019. Zemanek prize ceremony. Warsaw.
Title: Noncommutative Lipschitz functions.
 October 2019. Miniworkshop on operator algebraic quantum groups. Oberwolfach (organizer).
 May 2019. Workshop mathematics of quantum information theory. Leiden (organizer).
 April 2019. IMPAN Warsaw.
 March 2019. Analysis seminar. Texas A & M at College Station .
Title: BMOestimates for commutators and noncommutative Lipschitz functions.
 March 2019. Brazos seminar. Houston.
Title: Gradient forms and strong solidity of free quantum groups.
 January 2019. Workshop on quantum groups. Tehran.
Title: Applications of quantum Markovsemigroups to von Neumann algebras and commutator estimates.
2018
 October 2018. Oslo.
Title: Quantum Markov semigroups, gradients and strong solidity.
 September 2018. Workshop Noncommutative Analysis and Positivity. Delft.
Title: Quantum Markov semigroups, gradient forms and BMOspaces.
 August 2018. Seminar at UNSW Sydney.
Title: Gradient forms and strong solidity of free quantum groups
 July 2018. Workshop on CuntzPimsner cross pollination. Leiden (Lorentz Center).
Title: Gradient forms and strong solidity of free quantum groups
 May 2018. Interactions between Operator Space Theory and Quantum Probability with Applications to
Quantum Information. Oberwolfach.
Title: Gradient forms and strong solidity of free quantum groups
 March 2018. Seminar at QuTech, Delft.
Title: Gradient forms and strong solidity of free quantum groups
2017
 November 2, 2017. Delft.
Title: Noncommutative Markov semigroups: harmonic analysis and approximation.
 October 20, 2017. Seminar. Leuven.
Title: BMOspaces and Free ArakiWoods factors.
 June 19, 2017. Colloquium.Delft.
Title: Noncommutative harmonic analysis and perturbations of commutators.
 May 29  June 2, 2017. Order Structure, Jordan Algebras and Geometry. Leiden (Lorentz Center).
 May 18 May 22, 2017. Chinese harmonic analysis annual meeting.Wuhan.
Title: Weight lifting with ultrapowers.
 May 15 May 19, 2017. Conference Topological quantum groups and harmonic analysis.Seoul.
Title: Weight lifting with ultrapowers.
 February 20 March 31, 2017. Research visit. Sydney.
Title: Absence of Cartan subalgebras for Hecke von Neumann algebras.
 May 6 10, 2017. Conference Noncommutativve analysis.Chennai.
Title: Weight lifting with ultrapowers.
 JanuaryFebruary 2017. Research visit. IMPAN Warsaw (with Adam Skalski).
Title: Perturbations of commutators and a problem of Nazarov and Peller.
2016
 December 5  December 9, 2016. Waterloo.
Title: Absence of Cartan subalgebras for Hecke von Neumann algebras.
 November 28  December 2, 2016. UIUC UrbanaChampaign.
Title: Absence of Cartan subalgebras for Hecke von Neumann algebras.
 August 1526, 2016. Lectures at summer school "Geometry" (aimed at bachelor students who are finishing their second or third year). Utrecht. link.
Title: The geometry of discrete groups.
 July 1115, 2016. 7ECM satellite conference: Compact Quantum Groups. Greifswald. link.
Title: Absence of Cartan subalgebras for Hecke von Neumann algebras.
 May 913, 2016. Conference: Quantum groups: geometry, representations, and beyond. Oslo.
Title: Absence of Cartan subalgebras for Hecke von Neumann algebras.
 March 110, 2016. Research visit at IPM. Tehran.
Lectures covering approximation properties of operator algebras, graph products and their deformations.
 February 713, 2016. MiniWorkshop: Operator Spaces and Noncommutative
Geometry in Interaction. Oberwolfach.
Title: Hecke von Neumann algebras, operator spaces and absence of Cartan subalgebras
 January 2529, 2016. Winter school on "Banach Methods in Noncommutative Geometry: Isomorphism conjectures and geometry of groups". Link. Münster. (organizer).
 January 1115, 2016. Research visit + NCG seminar at IMPAN. Warsaw.
Title: Absence of Cartan subalgebras for Hecke von Neumann algebras
2015
 October 2930, 2015. GQT Colloquium. link. Woudschoten.
Title: Approximation properties of quantum groups and their operator algebras
 October 1920, 2015. ANR meeting. Espaces d'opérateurs,
espaces Lp noncommutatifs, probabilités noncommutatives et applications
à la théorie quantique de l'information. Paris.
Title: Weak type commutator and Lipschitz estimates
 September, 2015. Nijmegen.
Title: Noncommutative De Leeuw theorems
 August 1721, 2015. YMCA (Young Mathematicians in C*Algebras). link. Copenhagen.
Title: Noncommutative De Leeuw theorems
 July 1317, 2015. Workshop on C*algebras: Geometry and Actions. link. Münster.
Title: Noncommutative commutator and Lipschitz estimates
 July, 2015. School on Topological Quantum Groups. link. Bedlewo.
Lecture series: Locally compact quantum groups.
 June 14thJune 20th, 2015. Oberwolfach meeting on Noncommutative Geometry.
Title: Noncommutative De Leeuw theorems
 April 16th, 2015. Staffcolloquium. Leiden.
Title: Noncommutative De Leeuw theorems
 March 9th13th, 2015. Conference on Algebraic and Analytic Aspects of Quantum Lévy Processes. Greifswald.
Title: The Haagerup property for arbitrary von Neumann algebras and quantum Dirichlet forms
2014
 December 15th19th, 2014. Conference on Operator Spaces and Quantum Probability. Besancon.
Title: Graph products of operator algebras
 December 11, 2014. Glasgow.
Title: Noncommutative De Leeuw theorems
 December 2nd, 2014. GAGA seminar. Utrecht.
Title: The Haagerup property for arbitrary von Neumann algebras
 November 19, 2014. Seminar. Oslo.
Title: The Haagerup property for arbitrary von Neumann algebras
 Sept 27/28, 2014. Wabash miniconference Indianapolis.
Title: Noncommutative De Leeuw theorems
 Sept 25, 2014. Analysis seminar UIUC Illinois.
Title: The Haagerup property for arbitrary von Neumann algebras
 Juli 28thAug 1st, 2014. Research visit at Paris 7. With Pierre Fima.
 June, 2014. Conference on Banach methods in Noncommutative Geometry, see here. Wuhan.
Title: The Haagerup property for arbitrary von Neumann algebras
 May, 2014. Workshop Quantum Groups and Operator Spaces. Fields Institute. Toronto. See here.
Title: The Haagerup property for arbitrary von Neumann algebras
 May 79, 2014. Workshop Quantum Groups and Operator Algebras (organizer). Münster.
 March 21st, 2014. Operator Algebra seminar. Leuven.
Title: On approximation properties of (quantum) groups and von Neumann
algebras.
 March 6th, 2014. Seminar, University of Warsaw.
Title: Schur and Fourier multipliers of an amenable group acting on noncommutative Lpspaces.
 March 3rd, 2014. Noncommutative geometry seminar and research visit (with A. Skalski). IMPAN Warsaw.
Title: Approximation properties of groups, quantum groups and von Neumann algebras: an overview.
 February 1728, 2014. Research visit + seminar, ICMAT (with J. Parcet). Madrid.
Title: Schur and Fourier multipliers of an amenable group acting on noncommutative Lpspaces.
 January 21st, 2014. Oberseminar Münster.
Title: The Haagerup property for arbitrary von Neumann algebras.
2013
 Conference. Analysis, geometry and representation theory. Nagoya.
Title: Schur and Fourier multipliers of an amenable group acting on noncommutative Lpspaces.
 Conference. Operator spaces, harmonic analysis and quantum probability. ICMAT Madrid.
Title: The best constants for operator Lipschitz functions on Schatten classes.
 Workshop. Approximation properties for quantum groups and harmonic analysis
on quantum groups. CergyPontoise/Paris.
Title: Homological properties of quantum groups.
 Oberseminar. Westfälische WilhelmsUniversität, Münster.
Title: Schur and Fourier
multipliers of an amenable group acting on noncommutative Lpspaces.
 Seminar. Université Lille 1, Laboratoire P. Painlevé.
Title: Quantum groups and noncommutative Lpspaces.
 Seminar. Université Paris 6, Institut de Mathématiques de Jussieu.
Title: Schur
and Fourier multipliers of an amenable group acting on noncommutative Lpspaces.
 Seminar. Université Reims, Champagne Ardennes.
Title: Quantum groups, Fourier
theory and noncommutative Lpspaces.
 Seminar. Université Basse Normandie, Caen.
Title: Schur and Fourier multipliers of
an amenable group acting on noncommutative Lpspaces.
 Noncommutative geometry seminar. IMPAN, Warsaw.
Title: Quantum groups, Fourier
theory and noncommutative Lpspaces.
2012

Workshop. Arbre de Noël: noncommutative geometry. Metz.
Title: Quantum groups and noncommutative Lpspaces.
 Workshop. Operator algebras. Seoul.
Title: The LpFourier transform on locally compact
quantum groups.
 Journées du GDR. Analyse fonctionnelle, harmonique et probabilités. Paris.
Title: The best constants for operator Lipschitz functions on Schatten classes.
 Workshop. Operator spaces and quantum information theory. Lyon.
Title: The best constants for operator Lipschitz functions on Schatten classes.
 Conference. Quantum groups and noncommutative geometry. Oslo.
Title: Quantum groups, Gelfand pairs and noncommutative Lpspaces.
 Congress. Dutch mathematical congress. Eindhoven.
Title: Fourier analysis on quantum groups.
 Workshop. Quantum groups. Nijmegen.
Title: Locally compact quantum Gelfand pairs.
 Seminar. Université Blaise Pascal, ClermontFerrand.
Title: Quantum groups, Fourier
theory and noncommutative Lpspaces.
 Seminar. Saarlandes Universität, Saarbrücken.
Title: Quantum groups, Fourier
theory and noncommutative Lpspaces.
 Seminar. Chungbuk National University, Cheongju.
Title: Gelfand pairs of quantum
groups.
 Seminar on Mathematical Physics. Radboud Universiteit Nijmegen.
Title: The best constants for operator Lipschitz functions on Schatten classes.
 Operator algebra seminar. University of Copenhagen.
Title: The LpFourier transform
on locally compact quantum groups.
 Oberseminar. GeorgAugust Universität, Göttingen.
Title: Gelfand pairs of quantum
groups.
2011
 Seminar. Monash University, Melbourne.
Title: The LpFourier transform on locally
compact quantum groups.
 Seminar. Monash University, Melbourne.
Title: Gelfand pairs of quantum groups.
 Seminar. University of New South Wales, Sydney.
Title: The LpFourier transform on
locally compact quantum groups.
 Seminar. Technische Universiteit Delft.
Title: The LpFourier transform on
locally compact quantum groups.
2010
 Conference. Quantum groups, free probability and noncommutative geometry.
Lumini/Marseille.
Title: The LpFourier transform on locally compact quantum groups.
 Conference. Quantum groups. ClermontFerrand.
Title: Modular properties of matrix coefficients of corepresentations of a locally compact quantum group.
 Operator algebra seminar. Katholieke Universiteit, Leuven.
Title: Modular properties
of matrix coefficients of corepresentations of a locally compact quantum group.
 PhD Colloquium. Radboud Universiteit Nijmegen.
Title: Modular properties
of matrix coefficients of corepresentations of a locally compact quantum group.

