2018.6.1822 
Nonlocal Differential Equations in Collective Behavior, American Institute of Mathematics, San Jose. 
2018.4.23 
Computational and Applied Mathematics Seminar, Iowa State University. 

Talk: Selforganized dynamics: aggregation and flocking. 
2018.4.2122 
Research Interaction Weekend: Critical Thresholds in Kinetic and Wave Equations, Iowa State University. 

Talk: Recent progress in critical thresholds phenomenon. 
2018.3.1 
Mathematics Colloquium, University of Akron. 

Talk: Selforganized dynamics: aggregation and flocking. 
2018.2.26 
Mathematics Colloquium, University of Central Florida. 

Talk: Selforganized dynamics: aggregation and flocking. 
2018.2.1922 
Young Researchers Workshop: Kinetic Models in Biology and Social Sciences, Arizona State University. 

Talk: Asymptotic preserving schemes on kinetic models with singular limits. 
2018.2.8 
Mathematics Colloquium, University of South Carolina. 

Talk: Selforganized dynamics: aggregation and flocking. 
2018.1.1013 
Joint Mathematics Meeting: AMS Special Session on Analysis of Nonlinear Partial Differential Equations and Applications, San Diego. 

Talk: Global regularity for Burgers equation with density dependent fractional dissipation. 
2018.1.4 
Mathematics Colloquium, Baylor University. 

Talk: Selforganized dynamics: aggregation and flocking. 
2017.12.912 
SIAM Conference on Analysis of Partial Differential Equations, Baltimore. 

Talk: Global regularity for Burgers equation with density dependent fractional dissipation. 
2017.11.30 
Hyperbolic and Mixed Type PDEs Seminar, Pennsylvania State University. 

Talk: Selforganized dynamics: aggregation and flocking. 
2017.11.45 
AMS Sectional Meeting: Special session on Conservation Laws, Nonlinear Waves and Applications, University of California, Riverside. 

Talk: Global regularity for Burgers equation with density dependent fractional dissipation. 
2017.11.45 
AMS Sectional Meeting: Special session on Mathematical Fluid Mechanics, Nonlinear Waves and Applications, University of California, Riverside. 

Talk: Regularity and singularity formations for fractional porous medium flow. 
2017.11.3 
Special Analysis Seminar, University of Southern California. 

Talk: Selforganized dynamics: aggregation and flocking. 
2017.10.26 
Differential Equations Seminar, North Carolina State University. 

Talk: Selforganized dynamics: aggregation and flocking. 
2017.10.25 
Applied Mathematics and Analysis Seminar, Duke University. 

Talk: Selforganized dynamics: aggregation and flocking. 
2017.10.20 
Applied and Computational Mathematics Seminar, Tulane University. 

Talk: Selforganized dynamics: aggregation and flocking. 
2017.10.913 
Young Researchers Workshop: Current trends in kinetic theory, University of Maryland, College Park. 

Talk: Kinetic swarming models and hydrodynamic limits. 
2017.9.910 
AMS Sectional Meeting: Special session on Nonlocal PDEs in Fluid Dynamics, University of North Texas, Denton. [Coorganizer] 
2017.9.910 
AMS Sectional Meeting: Special session on Recent Progress on Hyperbolic Conservation Laws, University of North Texas, Denton. 

Talk: Global regularity for compressible Euler equations with alignment. 
2017.7.1014 
SIAM Annual Meeting, Special Session on Recent Development on Fractional Diffusion Equation: Analysis and Computation, Pittsburgh. 

Talk: Global regularity for the fractional Euler alignment system. 
2017.6.59 
Summer School and Workshop: Mathematical Analysis of Water Waves and Related Models, Bodega Marine Laboratory, Bodega Bay. 
2017.4.2223 
AMS Sectional Meeting: Special session on Analysis on the NavierStokes Equations and Related PDEs, Washington State University, Pullman. 

Talk: Global regularity for the fractional Euler alignment system. 
2017.4.14 
Partial Differential Equations Seminar, University of Houston. 

Talk: Selforganized dynamics: aggregation and flocking. 
2017.3.2325 
Kinetic Descriptions of Chemical and Biological Systems: Models, Analysis and Numerics, Iowa State University, Ames. 

Talk: Global regularity for the fractional Euler alignment system. 
2017.3.45 
Texas Differential Equations Conference, Texas A&M University, College Station. 

Talk: Global regularity for Burgers equation with density dependent fractional dissipation. 
2017.2.1317 
Dynamics of Small Scales in Fluids, Brown University, Providence. 