2021-

Professor, Section for History and Philosophy of Science, Dept. of Science Education, UCPH

2015-2021

Professor and Head of Department, Department of Science Education, University of Copenhagen

2012-2015

Professor (with special responsibilities as Centre Director), Centre for Science Studies, Dept. of Physics and Astronomy, Aarhus University

2009-2011

Head of Department, Department of Science Studies, Aarhus University

2005-2009

Associate Professor, Department of Science Studies, Aarhus University

1998-2005

Assistant and Associate Professor, Dept. for Medical Philosophy and Clinical Theory, University of Copenhagen, 1998-2002 (Assistant); 2002-2005 (Associate)

1997-1998

Assistant Professor, Dept. of Mathematics, Physics, Chemistry and Informatics, The Royal Danish School of Educational Studies

1994-1997

Ph.D. fellowship, Danish Science Research Council

1994

Research fellowship, The Carlsberg Foundation (3 months)

1992-1994

Curator, The Danish National Museum for the History of Science and Medicine (Steno Museet)

1986-1989

Student counsellor and administrative officer, University of Copenhagen

1983-1988

Teacher in programming and mathematics, Gentofte Kommunes Ungdomsskole

2019-

Corresponding member of the International Academy for Philosophy of Science

2017-

Member of the European Academy of Sciences, Socio-economic sciences and humanities division.

2020-2023

Member of the council of the International Union for History and Philosophy of Science and Technology: Division of Logic, Methodology and Philosophy of Science

2017-2023

The Danish Committee on Research Misconduct

2016-

Panel of independent experts to facilitate replies to technical questions from the general public on a long-term solution for radioactive waste in Denmark

2002-

Danish National Committee of the International Union of History and Philosophy of Science