Professor of Paleobiology, Uppsala University

Senior Curator of Invertebrate Palaeontology, Department of Palaeobiology, Swedish …

Royal Ontario Museum and the University of Toronto

Hon. Professor of Palaeobiology, Macquarie University

Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences

Chengdu University of Technology

Department of Palaeobiology, Swedish Museum of Natural History

Department of Earth Science, Durham University

Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences

University of Oxford