Horn Point Laboratory, University of Maryland Center for Environmental Science

Professor, Marine Biological Section, Department of Biology, University of Copenhagen

Professor, University of Delaware

Ifremer

Associate Professor at Department of Biology, University of Copenhagen

Flanders Marine Institute (VLIZ) - Past: Ghent University (UGent)

Regents' Professor of Biology, University of Oklahoma

INSTAAR, University of Colorado

NIVA Danmark, consultant

Reader in Marine Geosciences, University of Edinburgh