• SIAM Conference on Analysis of Partial Differential Equations, Miami, Florida, December 2009.

• Biological Membranes, Regensburg (Germany), October 2009.

• Nonlinear and Adaptive Approximation, Gunzburg (Germany), October 2009.

• Adaptive Finite Elements: Analysis and Application, Kirchzarten (Germany), September 2009.

• International Conference on Applied Mathematics and Scientific Computation, Shanghai (China), June 2009.

• IV International Symposium on Nonlinear PDEs and Free Boundary Problems, Mar del Plata (Argentina), March 2009.

• 8th GAMM Seminar on Microstructures, Regensburg (Germany), January 2009.

• New Directions in Computational PDEs, EPSRC Workshop, Warwick (England), January 2009.

Year 2007

• ICIAM, 6th International Congress on Industrial and Applied Mathematics, Zurich (Switzerland), July 2007.

• Joint Meeting UMI-DMV, Perugia (Italy), June 2007.

• Adaptive Numerical Methods for PDEs, Oberwolfach (Germany), June 2007.

• Recent Developments in Numerical Methods and Algorithms for Geometric Evolution Equations, MSRI, Berkeley (USA), March 2007.

Year 2006

• Multiscale Multiscale Problems: Modeling, Adaptive Discretization, Stabilization, Solvers, Cortona (Italy), September 2006.

• Discontinuous Change in Behavior Issues in Partial Differential Equations, Crete (Greece), June 2006.

• 2006 CNA Summer School, Probabilistic and Analytical Perspectives on Contemporary PDEs, Pittsburgh, June 2006.

Year 2005

• 8th US Congress on Computational Mechanics, Austin (USA), July 2005.

• Foundations of Computational Mathematics, Santander (Spain), July 2005.

• Third MIT Conference on Computational Fluid and Solid Mechanics, Boston (USA), June 2005.

Year 2004

• WONAPDE 2004 First Chilean Workshop on Numerical Analysis of Partial Differential Equations, Concepcion (Chile), January

• Adaptivity and Multiscale Methods, Oberwolfach (Germany), March 2004.

Year 2003

• MATHEMATICAL CHALLENGES IN SCIENTIFIC AND ENGINEERING COMPUTATION, Camdridge (England), January

• MULTISCALE MODELING, MULTIRESOLUTION AND ADAPTIVITY, Camdridge (England), April

• INTERPHASE 2003, Camdridge (England), April

• MAFELAP, Brunel University (England), June

• NONLINEAR ANALYSIS AND NUMERICS, University of Bonn and Center of Advanced European Studies and Research (CAESAR), Bonn (Germany), October

• NONEQUILIBRIUM INTERFACE DYNAMICS: THEORY AND SIMULATION FROM ATOMISTIC TO CONTINUUM SCALES, Center for Scientific Computation and Mathematical Modeling (CSCAMM), College Park (USA), October

Year 2002

• INTERPHASE 2001, College Park (USA), January

• CURRENT AND FUTURE TRENDS IN NUMERICAL PDE's: Where is the field, and where is it going?, Austin (USA), February

• FINITE ELEMENT CIRCUS,College Park (USA), March

• FREE BOUNDARY PROBLEMS: Theory and Applications,Trento (Italy), June

• FOUNDATIONS OF COMPUTATIONAL MATHEMATICS (FoCM), Minneapolis (USA), August

• Inaugural Lecture Rey Pastor, Uni\'on Matem\'atica Argentina (UMA), Santa Fe (Argentina), September

• Plenary Lecture AMS REGIONAL MEETING, Orlando, USA, November

Short Courses

Year 2009

• Lipschitz Lectures, Haussdorff Center for Mathematics, University of Bonn (Germany), January-February 2009.

• CIME Lectures, Multiscale and Adaptivity: Modeling, Numerics and Applications, Cetraro (Italy) - July 6-11, 2009

Year 2008

• 2008 Summer School, Adaptive Finite Elements: Analysis and Implementation, Frauenchiemsee (Germany), July 28-August 1, 2008.

Year 2004

• ADAPTIVE FINITE ELEMENT METHODS, University of Maryland, College Park (USA), April

Year 2003

• FINITE ELEMENT METHODS WITH ERROR CONTROL FOR FREE BOUNDARY AND FLUID PROBLEMS, Madrid (Spain), May