2024

- Plenary lecture at conference "Current Developments in Mathematics and Physics" in honor of S.-T. Yau's 75th birthday, Beijing, China
- Invited lecture at "Workshop on Heat Kernel and Related Topics", Hangzhou, China
- Invited lecture at
__Workshop in memory of V.M. Miklyukov__, Volgograd, Russia **Plenary lecture**at__"International Congress of Basic Science"__, Beijing, China

2023

- Invited lecture at Vladimirov-100, Steklov MIAN, Moscow, Russia
- Invited lecture at Analysis and geometry of fractals and metric spaces, Okinawa, Japan
- Invited lecture at Geometric aspects of evolution and control, Hagen, Germany
- Invited lecture at Besov-90, Steklov MIAN, Moscow, Russia
- Invited lecture at Advances in Homotopy Theory IV, BIMSA, Beijing, China
- Invited lecture at Processes and heat kernels with symmetries, Angers, France
- Plenary lecture at Path homology and Hodge Laplacian on digraphs, Wuppertal, Germany
- Invited lecture at Recent results on analysis and geometry on (families of) Dirichlet spaces, Chemnitz, Germany
- Invited lecture at International Conference on Fractal Geometry and Related Topics, in memory of K.-S. Lau, CUHK, Hong Kong, China

2022

- Plenary lecture at ATMSC10 (
*Algebraic Topology: Methods, Computation and Science*), Oxford, UK - Invited lecture at workshop
__Advances in Homotopy Theory II,__Beijing, China - Invited lecture at conference
__New Trends in Dirichlet Forms and Optimal Transport__, Bonn, Germany - Invited lecture at conference Dirichlet Forms and Related Topics in homor of M.Fukushima's beiju, Osaka, Japan

2021

- Invited lecture at 8th
International Conference on
*p*-adic Mathematical Physics and its applications, Mexico - Invited lecture at Conference on Stochastic Analysis and its Applications, Kyoto, Japan
- Invited lecture at workshop Geometric and Potential Analysis, Buenos Aires, Argentina
- Invited lecutre at Petrovskii Conference, Landis Section, dedicated to 100th anniversary of E.M.Landis, MSU, Moscow, Russia

2020

- Invited lecture at Geometric Measure Theory and Geometric Analysis, Steklov MIAN, Moscow, Russia

2019

- Plenary lecture at 12th ISAAC Congress, Aveiro, Portugal
- Plenary lecture at Conference Analysis and PDEs on manifolds, Nankai University, China
- Plenary lecture at Conference
__Function spaces and Geometric Analysis__, Nankai University, China

2018

- Invited lecture at Conference in Spectral Theory, dedicated to the memory of M.Sh.Birman, Euler Institute, Saint-Petersburg, Russia
- Invited lecture at Conference Explorations in Geometric Analysis - Discrete and Continuous in honor of 70th birthday of J.Dodziuk, CUNY, USA

2017

- Invited lecture at Workshop in Analysis, British Math Colloquium, Durham, UK
- Plenary lecture at Conference Analysis and Geometry on Graphs and Manifolds, Potsdam, Germany
- Invited lecture at Workshop Metric Measure Spaces and Ricci Curvature, Max-Planck-Institut, Bonn, Germany
- Plenary lecture at Conference Analysis and PDEs on manifolds, Nankai University, China

2016

- Invited lecture at Workshop "
__Fractals and Related Topics__", HKUST, Hong Kong

2015

- Invited lecture at Workshop on differential equation and differential geometry, Renmin University of China, Beijing

2014

- Invited lecture at Workshop
__Probability Theory and Applications__, Mathematical Institute, Oxford, UK - Invited lecture at Workshop Dirichlet Form Theory and its Applications, Oberwolfach, Germany

2013

- A series of four lectures at CUHK, Hong Kong, China

2012

- Invited lecture at Conference on Geometric Analysis in honor of 60th birthday of Peter Li, Irvine, CA, USA
- Lecture at Workshop Stochastic Dynamics in Action, Bielefeld, Germany
- Lecture at Conference Differential Equations and Applications in honor of 90th birthday of M.I.Vishik, Moscow, Russia
- Lecture at Workshop Non-local Operators, Bielefeld, Germany
- Plenary lecture at Conference Advances on fractals and related topics, CUHK, Hong Kong, China

2011

- Invited lecture at Conference "Stochastic Analysis and Applications", Bonn, Germany
- Invited lecture at 8th ISAAC Congress, Moscow, UFP, Russia
- Lecture at Program Discrete Analysis, Isaac Newton Institute, Cambridge, UK

2010

- Lecture at Workshop "Analysis and Geometry on fractals and metric measure spaces", Kyoto - Hong Kong, CUHK, China
- A series of three lectures at Workshop "Analysis and probability on fractals", Institute Fourier, Grenoble, France
- A series of five lectures at 6th Cornell Probability Summer School, Cornell University, Ithaca, USA
- Invited Lecture at ESF Exploratory Workshop "Dissipative Systems: Entropy Methods, Classical and Quantum Probability", Vienna, Austria

2009

- Lecture at Workshop on Geometric Analysis, Chinese University of Hong Kong, China
- A series of three lectures at Workshop "Perspectives and open problems in Geometric Analysis", Zhejiang University, Hangzhou, China
- Invited lecture at 7th ISAAC Congress (Section "Coercivity and functional inequalities"), Imperial College London, UK

2008

- Invited lecture at Conference "Spectral geometry and related topics", Potsdam University, Germany
- Invited lecture at Conference "Analysis and Probability on Fractals", Cornell University, USA
- Plenary lecture at Conference "Analysis, PDEs and Applications" in honor of the 70th birthday of Vladimir Maz'ya , "La Sapienza" Rome, Italy
- Invited lecture at Colloque d'Analyse Harmonique d'Orsay in honor of Noël Lohoué, Orsay, France
- Plenary lecture at Conference ''Fractal Geometry and Stochastics 4", Greifswald, Germany

2007

- Lecture at Program Limits of graphs in group theory and computer science, EPFL, Lausanne, Switzerland
- Lecture at Petrovskii Conference, Moscow State University, Moscow, Russia
- Lecture at Program Analysis on graphs and its applications, Isaac Newton Institute, Cambridge, UK
- Lecture at mini-Conference Geometric Analysis, Marseille, France
- Lecture at Workshop Stochastic calculus on manifolds, graphs, and random structures, Hausdorff Institute for Mathematics, Bonn, Germany
- Lecture at Workshop Renormalization Group Flow and Ricci Flow, Erwin Schrödinger Institute, Vienna, Austria
- A series of three lectures at Program on Fractal Geometry, Morningside Center, Beijing, China
- Invited lecture at ICCM2007, Hangzhou, China

2006

- Invited lecture at Conference Spectral Theory and PDE, Isaac Newton Institute, Cambridge, UK
- Invited lecture at Conference Analytic and computational aspects of elliptic and parabolic equations, MSRI, Berkeley, USA
- Series of lectures at Workshop Heat Kernels and Isoperimetric Inequalities, Wolfgang Pauli Institute, Vienna, Austria

2005

- Plenary lecture at Annual Meeting of Mathematical Society of Hong Kong, Hong Kong, China
- Invited lecture at Conference Classics in PDE, in honor of the 70th birthday of Nina Ural'tseva, Sweden

2004

- Invited lecture at Conference on Geometric Analysis, in honor of E.Feldman, CUNY, New York, USA
- Two invited lectures at Conference on Heat Kernels and Related Topics, RIMS, Kyoto, Japan
- Invited lecture at Workshop on Heat Equation and Curvature Flows, Rome, Italy

2003

- Invited lecture at Geometry Workshop, Copenhagen, Denmark
- Invited lecture at 10th Southern California Geometric Analysis Meeting, San Diego, USA

2002

- Series of lectures at Programme on Heat Kernels and Random Walks, IHP, Paris, France

2001

- Invited lecture at the LMS Spitalfield’s day “Today’s PDEs”, London, UK
- Invited lecture at Meeting of Mathematical Society of Japan, Kyusyu University, Japan
- Three lectures at Workshop on Heat Equations and Related Topics, Tohoku University, Japan
- Three lectures at Instructional Conference on Non-linear Parabolic Equations, Rome, Italy
- Invited lecture at Instructional Conference on Dynamical Systems
and Controls, Suzdal, Russia

2000

**Invited lecture at the 3rd European Congress of Mathematics, Barcelona, Spain**- Invited lecture at workshop on Functional Inequalities and Geometry, Cergy, France
- A series of three lectures at Geometry workshop, Karlsruhe, Germany

1999

- Invited lecture at Stochastic Analysis session of British Mathematical Colloquium, Southampton, UK
- Invited lecture at Stochastic Analysis Conference, Oberwolfach, Germany
- Invited lecture at Workshop "Analysis on Singular Spaces", Zurich, Switzerland

1998

- Invited lecture at Stochastic Analysis workshop, MSRI, Berkeley, USA
- Three lectures at Instructional Conference in Spectral Theory and Geometry, Edinburgh, UK
- Invited lecture at Stochastic Analysis workshop, Paris VI, France
- Two lectures at Geometric Analysis workshop, Chinese University of Hong Kong, China

1996

- Invited lecture at Conference on Stochastic Processes and Dirichlet Forms, Bonn, Germany
- Invited lecture at Conference on Sobolev Inequalities and Geometry, Cergy, France

1995

- Invited lecture at Conference on Stochastic Processes and Differential Geometry, Warwick, UK

1994

- Invited lecture at Conference on Diffusion Processes, Northwestern University, USA

1993

- Invited lecture at AMS Summer Research Institute on Stochastic Analysis, Cornell, USA