Rigidity and Flexibility in Symplectic Topology and Dynamics Workshop: 21 - 25 July 2014, Leiden, the Netherlands Scientific Organizers Invited Speakers • Hansjörg Geiges, U Cologne • Viktor Ginzburg, UCSC • Federica Pasquotto, VU Amsterdam • • • • • • • • • • • • • • • • Peter Albers, WWU Münster Barney Bramham, Ruhr U Bochum Lev Buhovski, TAU Tel Aviv Baptiste Chantraine, U Nantes Yakov Eliashberg, Stanford U Jonny Evans, UCL London Başak Gürel, U Central Florida Helmut Hofer, IAS Princeton Ely Kerman, U Illinois Otto van Koert, SNU Seoul Samuel Lisi, U Nantes Emmy Murphy, MIT Cambridge Klaus Niederkrüger, U Toulouse Sinem Onaran, Hacettepe U Leonid Polterovich, TAU Tel Aviv Ivan Smith, U Cambridge The Lorentz Center is an international center in the sciences. Its aim is to organize workshops for scientists in an atmosphere that fosters collaborative work, discussions and interactions. For registration see: www.lorentzcenter.nl A Seifert fibration of the 3-dimensional sphere is an example of a dynamical system. Image by Jos Leys, www.josleys.com Poster design: SuperNova Studios . NL