Full Professor of Condensed Matter Physics at the Universitat de Barcelona since 2020, where I also graduated in Physics in 1991, and received a PhD in Statistical and Condensed Matter Physics in 1995. Postdoctoral researcher at the Massachusets Institute of Technology in Cambridge, USA, and at the Abdus Salam International Center for Theoretical Physics in Trieste, Italy. Appointed visiting or invited professor at the Università La Sapienza in Rome (Italy), the Université d´Orsay in Paris (France), the Kavli Institute for Theoretical Physics in Santa Barbara (USA), the Helsinki University of Technology (now Aalto University, Finland), the ISI Foundation in Turin (Italy), Indiana University, Bloomington (USA), and Northeastern University, Boston (USA). Previous positions: Associate Professor (2006-2020), Ramón y Cajal research associate (2001-2006) and Lecturer  (2000-2001) at the University of Barcelona. Awarded the Distinció of the Generalitat de Catalunya for “young scientist” in 2004, and the I3 Program of the Spanish MICINN in 2008.