Simon Donald Alistair Thomas, University of Cambridge, Cambridge, United Kingdom, Dani Jones, University of Michigan, Cooperative Institute for Great Lakes Research, Ann Arbor, United States, Talea Mayo, Emory University, Atlanta, United States, John Ryan Taylor, University of Cambridge, DAMTP, Cambridge, United Kingdom, Henry Moss, University of Cambridge, Department of Applied Mathematics and Theoretical Physics, Cambridge, United Kingdom, David Roy Munday, British Antarctic Survey, Cambridge, United Kingdom, Ivan David Haigh, University of Southampton, Ocean and Earth Science, Southampton, United Kingdom and Devaraj Gopinathan, University College London, London, United Kingdom