Okt 21, 2014 Analysis and Dynamical Systems Seminar, KTH Royal Institute of Technology, Stockholm, Sweden.

Aug 11, 2014 Conference talk, SIAM Conference on Nonlinear Waves and Coherent Structures, Churchill College, University of Cambridge, UK.

July 10, 2014 Conference talk, 10th AIMS International Conference on Dynamical Systems, Differential Equations and Applications, Madrid, Spain.

July 8, 2014, Conference talk, 10th AIMS International Conference on Dynamical Systems, Differential Equations and Applications, Madrid, Spain.

June 13, 2014 Colloquium talk, Linköping University, Linköping, Sweden.

June 3, 2014 Invited lecture, KTH Royal Institute of Technology, Stockholm, Sweden.

May 28, 2014 Colloquium talk, Lund University, Sweden.

May 20, 2014 Workshop talk, Simons Center for Geometry and Physics, Stony Brook, USA.

Mar 21, 2014 Applied Mathematics Seminar, University of Texas at Arlington, USA.

Mar 2, 2014 Conference talk, Texas PDE Conference, University of North Texas, USA.

Jan 31, 2014 CASPER Seminar, Baylor Research and Innovation Collaborative, USA.

Jan 14, 2014 PDE, Complex Analysis and Differential Geometry Seminar, University of Notre Dame, USA.

Jan 10, 2014 PDE, Complex Analysis and Differential Geometry Seminar, University of Notre Dame, USA.

Jan 9, 2014 PDE, Complex Analysis and Differential Geometry Seminar, University of Notre Dame, USA.

Sep 28, 2012 Frank Stones Memorial Colloquium Lecture, Texas Christian University, Fort Worth, USA.

Sep 6, 2012 Physikzentrum Bad Honnef, Bad Honnef, Germany. Lecture 1.

June 1, 2012 Conference talk, ICMS, Edinburgh, Scotland. Download slides.

Mar 14, 2012 Institute for Advanced Study, Princeton, USA. Download slides.

Nov 9, 2011 PDE and Analysis Seminar, University of Pittsburgh, USA.

July 4, 2011 Conference talk, Erwin Schrödinger Institute, Vienna, Austria.

Jan 27, 2011 Department Seminar, University of Washington, USA.

Jan 25, 2011 Graduate Seminar, University of Washington, USA.

Jan 19, 2011 Physics Colloquium, Department of Physics, Baylor University, USA.

Jan 8, 2011 Conference talk, Joint Mathematics Meeting, New Orleans, USA.

Nov 5, 2010 Mathematical Physics Seminar, Texas A&M University, USA.

Oct 29, 2010 Workshop talk, University of Texas at Arlington, USA.

Jul 2, 2010 Conference talk, Jacobs University, Germany.

May 12, 2010 Berkeley/Bonn/Paris/Zürich Video Seminar, University of Bonn, Germany.

Feb 15, 2010 Seminar talk, Baylor University, USA.

Dec 15, 2009 Seminar talk, University of Zürich, Switzerland.

Dec 1, 2009 Seminar talk, University of Bonn, Germany.

Oct 15, 2009 Conference talk, Erwin Schrödinger Institute, Austria.

Jul 20, 2009 PDE Seminar, IMPA, Brazil.

April 23, 2009 Conference talk, University of Edinburgh, UK.

Feb 12, 2009 Mathematisches Forschungsinstitut Oberwolfach, Germany.

Jan 21, 2009 Integrable Systems Seminar, Imperial College London, UK.

Sep 12, 2008 PDE/Analysis seminar, Department of Mathematics, MIT, USA.

Sep 10, 2008 Guest lecture, Department of Mathematics, MIT, USA.

Aug 25, 2008 High Energy Physics Seminar, Caltech, USA.

Aug 4, 2008 Conference talk, Banach Center, Bedlewo, Poland.

Apr 1, 2008 Oberseminar, Leibniz Universität Hannover, Germany.

Mar 14, 2008 Graduate Seminar, DAMTP, Cambridge University, UK.

Jan 9, 2008 Seminar talk, Trinity College Dublin, Ireland.

Nov 17, 2006 PDE Seminar, Department of Mathematics, UCSB, USA.

May 12, 2006 Applied Math Seminar, Stanford University, USA.

May 11, 2006 PDE Seminar, Department of Mathematics, UC Davis, USA.

May 2, 2006 PDE Seminar, Department of Mathematics, UCSD, USA.

Apr 28, 2006 PDE Seminar, Department of Mathematics, UCSB, USA.

Apr 26, 2006 Seminar talk, Control and Dynamical Systems, Caltech, USA.

Apr 21, 2006 Seminar talk, Department of Mathematics, UCLA, USA.

Apr 8, 2006 AMS Central Sectional Meeting, Notre Dame University, USA.

Nov 1, 2005 Institute Seminar, Institut Mittag-Leffler, Sweden.

Jun 7, 2004 Conference talk, University of Oslo, Norway.

Mar 31, 2004 Licentiate Seminar, Lund University, Sweden.

Mar 12, 2004 PDE Seminar, Brown University, USA.

Jan 28, 2004 Mathematisches Forschungsinstitut Oberwolfach, Germany.

Jul 26, 2002 Conference talk, Gregynog Hall, Wales.