• KinMAT kintic description of collective dynamics
  Warsaw, June 3-7 2024

• IMS program Multiscale Analysis and Methods for Quantum and Kinetic Problems
  Multiscale analysis and methods for PDEs: fluids and active matter dynamics
  Institute for Mathematical Sciences, NUS, Singapore, Feb 6-10 2023

• New Trends in Computational and Data Sciences (in honor of Tony Chan)
  Caltech, Dec 19-21 2022

• SN Partial Differential Equations and Applications
  Existence and large time behavior in hydrodynamic swarming
  SN Webinar (online), February 15 2021

• Topology in Dynamics and Physics (TIDY) distinguished lecture
  Emergent Behavior in Collective Dynamics
  Tel-Aviv University, January 6 2020

• International Congress on Industrial and Applied Mathematics (ICIAM)
  Emergent behavior in collectrive dynamics [Interview]
  Universidad de Valencia, Spain, July 15-19 2019

• Emergent behavior in self-organized dynamics
  P.-L. Lions, Partial Differential Eqs and Applications, College de France, April 12 2019

• Regular Patterns in Biology: Causes and Consequences
  Princeton Center for Theoretical Sciences, April 18-20 2018

• 7th international conference on High performance Scientific Computing
  Modeling, Simulation and Optimization of Complex Processes
  Hanoi University of Science & Technology, Hanoi, Vietnam, March 19-23 2018

• ''Emergent behavior in self-organized dynamics: from consensus to hydrodynamic flocking''
  Adventures in Theory Lectures Seminar, Duke University, February 13 2018
  Int'l Centre Theoretical Sciences, TATA Institute, ICTS Colloquium, Bangalore, India, January 18 2018

• International Workshop on Mathematics and Social Sciences
  Accademia Nazionale dei Lincei, Rome, May 2-4 2017

• Mathematics Colloquium
  Mathematical Institute, Oxford University, February 10 2017

• Julian Clancy Frazier Mathematics Colloquium
  US Naval Academy, Annapolis, MD, January 31 2017

• Leçons Jacques-Louis Lions 2016
  Collective dynamics: flocking, emergence of patterns and social hydrodynamics
  and
  Computation of entropic measure-valued solutions for Euler equations
  Université Pierre et Marie Curie - Paris 6
  Paris, June 13-17 2016

• 8th International Congress on Industrial & Applied Mathematics (ICIAM2015)
  Peter Henrici Prize lecture ''Mathematical aspects of collective dynamics: consensus, the emergence of leaders and social hydrodynamics''
  Beijing, August 10-14 2015

• Structure Preserving Discretizations of Partial Differential Equations
  (in honor of Dough Arnold)
  Institute for Mathematics & its Applications (IMA), Minneapolis, October 22-24 2014

• BIOMAT-2014: Complexity and Emergence in Social and Biological Systems
  Universidad de Granada, June 25-27 2014

• SIAM invited address On variational formulation of entropy solutions to nonlinear conservation laws
  The 2014 Joint Mathematics Meeting
  Baltimore, January 15 - 18 2014

• Invited address Consensus and flocking in self-organized dynamics
  The AMS 2013 Spring sectional meeting
  Iowa State U., April 27-28 2013

• International Conference on Nonlinear Partial Differential Equations
  Oxford, September 10-13 2012

• Applied Partial Differential Equations in Physics, Biology and Social Sciences: Classical and Modern Perspectives
  Barcelona, September 2-7 2012

• 107th Statistical Mechanics Conference at Rutgers University
  Rutgers, May 6-8 2012

• Applications of Kinetic Theory and Computation
  Institute for Computational & Experimental Research in Math. (ICERM)
  Brown University, October 17-21 2011

• Paris Foundation of Mathematical Sciences
  (in honor of Ron DeVore)
  Laboratoire Jacques Louis Lions, Paris VI, May 13 2011

• Keynote speaker, Taiwan Mathematical Society annual meeting
  Taipe, December 10-12 2010

• North British Differential Equations Seminar (4 lectures)
  Edinburgh, Glasgow, Manchaster & Leeds
  Novemeber 9-15 2010

• Nonlinear Partial Differential Equations, The Abel Symposium 2010
  The Norwegian Academy of Science and Letters, Oslo, Sept. 28 - Oct. 1 2010

• Plenary lecture, The 13^th international conference on Hyperbolic Problems (Hyp2010)
  Bejing, June 15-19, 2010

• Science without Boundaries
  Inauguration of the International Centre for Theoretical Sciences (ICTS)
  Bangalore, December 28-31 2009

• Plenary lecture, Foundations of Computational Mathematics (FoCM2008)
  Hong Kong, June 16-26, 2008

• CSC Distinguished Speakers Series
  "Edges: Separation and decomposition of scales"
  Simon Fraser University, December 7, 2007
  

• The SIAM Washington-Baltimore Section Spring 2007 Meeting
  "Separation of Scales: Spectral Edge Detection and Hierarchical Decompositions in Images"
  College Park, MD, May 2, 2007

• Keynote speaker, The 2007 Clifford Lecturer (4 lectures):
  "Computational and Analytical Strategies in Nonlinear Time-Dependent Problems"
  Tulane University, March 21-25, 2007

• Plenary speaker, SIAM Conference of Analysis of Partial Differential Equations
  "Critical Thresholds in Eulerian Dynamics"
  Boston, Massachusetts, July 10-12 2006

• Invited lecture, Mathematics and Computation, a Contemporary View
  "Theory and Computation of Entropy Stability in Quasilinear PDEs"
  The Abel Symposium 2006, Ålesund, Norway, May 25-27 2006

• Plenary speaker, IAM-PIMS-MITACS Distinguished Colloquium Series
  "Edge Detection, Hierarchical Decompositions and Velocity Averaging"
  University of British Columbia, October 17, 2005

• 21st Biennial Conference on Numerical Analysis
  "On the entropy stability of difference approximations for quasilinear problems"
  University of Dundee, Scotland, June 28-July 1, 2005

• Distinguished Applied Mathematics Lecture Series
  "Numerical algorithms: from small scale dynamics to large scale phenomena"
  Hong Kong Baptist University, June 2, 2005

• Public Lecture, The Mathematics of Scientific Computation
  National University of Singapore, January 12, 2005

• Plenary speaker, 6^th Mathematical Aspects of Fluid and Plasma Dynamics
  "Kinetic formulations and regularizing effects in first- and second-order quasilinear equations"
  Kyoto University, Japan, September 19-23, 2004

• Miller Lecture 2003
  "High Resolution Methods for Time Dependent Problems with Piecewise Smooth Solutions"
  Iowa State University, Ames, April 25 2003

• Winter School in Computational Mathematics
  "Modern numerical methods for nonlinear evolution PDEs"
  Geilo, Norway, March 2-7, 2003

• Invited lecture, International Congress of Mathematicians (ICM) 2002
  "High Resolution Methods for Time Dependent Problems with Piecewise Smooth Solutions"
  Beijing, August 20-28, 2002

• Congrès de Mathématiques Appliquées (à la mémoire de Jacques-Louis Lions}
  "Critical Thresholds in Restricted Euler Dynamics"
  Collège de France, Paris, July 1-5, 2002

• Distinguished Lecture Series
  "Critical Threshold Phenomena in Euler-Poisson Equations"
  Arizona State University, December 1, 2000

• IMI Distinguished Lecture
  "High Resolution Methods with Unresolved Small Scales"
  University of South Carolina, November 14, 2000

• Frontiers in Mathematics (3 lectures)
  Texas A&M, October 2000

• DiPerna Memorial Lecture
  "High resolution, negative norms and the convergence of central schemes"
  UC Berkeley, January 2000

• Godunov Methods: Theory and applications (honoring S K Godunov 70^th birthday)
  Oxford, November 18-22, 1999

• Plenary speaker, 4^th International Conference on Spectral And High Order Methods (ICOSAHOM)
  Herzeliya, Israel, June 22-26, 1998

• Plenary lecture, 7^th International Conference on Hyperbolic Problems
  ETH, Zurich, February 9-13, 1998

• A C.I.M.E Course: Advanced Numerical Approximation of Nonlinear Hyperbolic Equations (4 Lectures)
  "Approximate solutions of nonlinear conservation laws"
  Cetraro, Italy, June 23-28, 1997

• The First Euro-conference on Hyperbolic Conservation Laws
  Ecole Normale Superieure Lyon, February 1997

• Recent Advances in Partial Differential Equations and Applications
  (Honoring P. D. Lax and L. Nirenberg on their 70^th Birthday)
  Approximate solutions of nonlinear conservation laws and related equations"
  Venice, Italy, June 10-14, 1996

• European Conference on Numerical Mathematics (ENUMATH)
  Paris, September 1995

• The 2^nd Int'l Workshop on Nonlinear Kinetic Theories and Mathematical Aspects of Hyperbolic Systems
  San Remo, Italy, September 1994

• INRIA School on "Methode Numeriques d'Ordre eleve Pour les Ondes en Regime Transitoire"
  INRIA -- Rocquencourt, France, January 1994

• RWTH Aachen Seminar on Hyperbolic Conservation Laws -- Theory and Numerical Analysis
  Padeborn, Germany, October 1993

• Plenary lecture, The 3^rd International Conference on Hyperbolic Problems
  Uppsala, Sweden, June 11-15, 1990

• Plenary lecture, The 1^st International Conference On Spectral And High-Order Methods (ICOSAHOM)
  Como, Italy, June 1989

• The 1^st International Conference on Industrial and Applied Mathematics
  Paris, 1987

• The 1^st International Conference on Hyperbolic Problems
  St-Etienne, France, January 13-17, 1986

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