Royal Holloway University of London

Professor of Earth Sciences, Oxford University

Professor Earth and Atmospheric Sciences, University of Alberta

Honorary Professor, School of Science, University of Waikato, Hamilton, New Zealand

Professor of Geochemistry, Aberystwyth University

Professor, University of Edinburgh, UK

Royal Holloway

Emertus Professor of Quaternary Science, Royal Holloway University of London

Professor of Tephrochronology, School of Archaeology, University of Oxford

Istituto Nazionale di Geofisica e Vulcanologia, Osservatorio Vesuviano