NIOZ Netherlands Institute for Sea Research and Utrecht University

Ecoscience, Aarhus University; Yunnan University

Kenan Professor of Marine and Environmental Sciences

Flathead Lake Biological Station of the U of Montana

Killam Memorial Professor of Ecology, University of Alberta

Distinguished Senior Scientist, Cary Institute of Ecosystem Studies

Queen's University, Distinguished University Professor

Professor, University of California, Santa Barbara

Professor, Limnology, Uppsala University

Senckenberg Gesellschaft für Naturforschung & Goethe Universität Frankfurt