Dear colleague, The registration is already open for the Mathematical Weekend jointly organized by the Royal Spanish Society of Mathematics and the European Mathematical Society. You can register and find more information about the meeting in http://www.ehu.es/emsweekend/ Important data about the meeting: Dates: October 7-9, 2011 Venue: The Bizkaia Aretoa, Bilbao, Spain. Very close to the famous Guggenheim Museum. Special sessions: Groups and Representations, Symplectic Geometry, PDEs in Mechanics and Physics, Functional Analysis Methods in Quantum Information. See you there! Jesus Bastero and David Perez-Garcia (organizers of the session Functional Analysis Methods in Quantum Information)