Editor

Professor B. J. Green
DPMMS
University of Cambridge
Centre for Mathematical Sciences
Wilberforce Road
Cambridge CB3 0WB, UK
mpeditor@hermes.cam.ac.uk

Board of Editors

Professor Artur Avila
Universite Paris VI, France

Professor W. Ballmann
University of Bonn, Germany

Professor Andrew Granville
University of Montreal, Canada

Professor G. R. Grimmett
University of Cambridge, UK

Professor J. M. E. Hyland
University of Cambridge, UK

Professor W. B. R. Lickorish
University of Cambridge, UK

Professor Richard Melrose
Massachusetts Institute of Technology, United States

Professor T.J. Pedley
University of Cambridge, UK

Professor J. Saxl
University of Cambridge, UK

Dr D.M.A. Stuart
University of Cambridge, UK

Professor P. M. H. Wilson
University of Cambridge, UK