US Geological Survey

Professor of conservation genetics

University of Georgia

Senior Scientist, Cary Institute of Ecosystem Studies

Research Director, CNRS, University of Paris Sud

Radboud University Nijmegen aquatic animal ecology/ Naturalis Biodiversity Center, Leiden

Cary Institute of Ecosystem Studies

Canada Research Chair, University of Windsor

Professor, Center for Limnology, University of Wisconsin-Madison

Professor of Conservation Ecology, School of Biological Sciences, University of Auckland