Almudena Sanchez De La Muela Garzon, Birkbeck, University of London, London, WC1E, United Kingdom, James Hammond, Birkbeck, University of London, London, United Kingdom, Rebecca Pearce, University College London, London, United Kingdom, Thomas M Mitchell, University College London, Department of Earth Sciences, London, United Kingdom, Jose M Cembrano, Pontifical Catholic University of Chile, Santiago, Chile, Jonathan Daniel Smith, California Institute of Technology, Seismological Laboratory, Pasadena, CA, United States, Max Moorkamp, University of Leicester, Leicester, LE1, United Kingdom, Ashley Stanton-Yonge, University College London, Earth Sciences, London, United Kingdom and Neil Marshall, Oxford University, Oxford, United Kingdom