Regents Professor, Earth & Environmental Sciences, U. Minnesota

University of Oxford

Institute of Geology and Geophysics, Chinese Academy of Sciences

Professor of Geology emeritus, Mainz University, Germany, and Visiting Professor, Beijing …

ETH Zurich

Swedish Museum of Natural History

Professor Emeritus, Australian National University

Professor Emeritus, Columbia University

ARC Future Fellow, Macquarie University

Geographical Sciences, University of Bristol