Lapworth Professor of Geology, University of Birmingham

Professor of Palaeoenvironments, University of Leeds

The Open University

Professor of geochemistry and geochronology, Univ. of Geneva

Professor of Paleobiology, University of Erlangen, Germany

Professor, GeoZentrum Nordbayern, Friedrich-Alexander Universität Erlangen-Nürnberg

University of Zurich and ETHZ

John Curtin Distinguished Professor, Director, Curtin University

Research Professor at Centre for Earth Evolution and Dynamics (CEED), University of Oslo

Professor of Palaeontology, Westfälische Wilhelms-Universität Münster