Service to the Profession
- Advisory Board Member, SIAM Activity Group on Dynamical Systems, 2018 & 2019
- Chair, Jürgen Moser Lecture Selection Committee (SIAM), 2018
- Editor-in-Chief, Physica D: Nonlinear Phenomena, 2008 – 2017
- External Review Committee member, Department of Applied Mathematics, University of Colorado Boulder, March 2017
- Member, Electorate Nominating Committee, AAAS Section A (Mathematics), 2015 – 2017
- Member-at-Large, AAAS Section A (Mathematics), 2011 – 2014
- Associate Editor, Nonlinearity, 2004 – 2015
- Member, Nominating Committee, SIAM Activity Group on Nonlinear Waves and Coherent Structures, 2012 & 2014
- Member, Kruskal Lecture Prize Selection Committee (SIAM), 2011
- Chair, 2011 Math Awareness Month National Committee
- Chair (2008) and member (2007), AWM-SIAM Kovalevsky Lecture Prize Selection Committee
- Chair, Nominating Committee, SIAM Activity Group on Nonlinear Waves and Coherent Structures, 2006
- Secretary, SIAM Activity Group on Nonlinear Waves and Coherent Structures, 2004 – 2006
- Reviewer for major journals in my area of research
- Reviewer for
- the National Science Foundation (NSF)
- the Engineering and Physical Sciences Research Council (EPSRC, UK)
- the US-Israel Binational Science Foundation
- the Natural Sciences and Engineering Research Council of Canada (NSERC)
- the Netherlands Organization for Scientific Research (NW0)