professor in Public Administration and Democracy, Roskilde University

Professor, Stockholm Resilience Centre, Stockholm University

Professor at the Public Administration and Policy group, Wageningen University

Professor of Political Science, University of Oregon

Eppes Professor of Political Science, Florida State University

School of Government and Public Policy University of Arizona

University of Arizona

Distinguished Professor, Keller-Runden Professor of Public Service, Indiana University

Professor, Department of Government, Uppsala University

University of Illinois at Chicago