Thed van Leeuwen
Professor by special appointment Science Studies
- Name
- Prof.dr. T.N. van Leeuwen
- Telephone
- +31 71 527 2727
- leeuwen@cwts.leidenuniv.nl
- ORCID iD
- 0000-0001-7238-6289

Senior researcher at CWTS. Thed's research focuses on the relationships between (reforms of) research evaluation, open scholarship, and research integrity, as well as on the research assessment of scholarly activity in the social sciences, the humanities, and law. He is co-editor of the OUP journal Research Evaluation.
Thed van Leeuwen is a senior researcher at CWTS, and appointed as professor on open science from September 2024 onwards. His research interests are in the triangular relationship of (the reform of) research evaluation, open science, and research integrity. Thed is also interested in the evaluation of research in general, and in the social sciences, law and the humanities in particular, as well in the ways research quality is perceived in research assessment contexts. The overarching science policy context under which research assessments are organized and the role of quantitative and qualitative information is dealt with are of major concern for this research agenda. Thed is member of the Core Team of the Research Intelligence Network Netherlands (RINN), as well as member of the Open Science-NL Advisory Panel on Scholarly Communication. Thed is also coordinating the Open Science Lab at CWTS.
Thed is a member of the Evaluation & Culture focal area and a member of the Information & Openness focal area.
Professor by special appointment Science Studies
- Social & Behavioural Sciences
- CWTS
Senior researcher
- Social & Behavioural Sciences
- CWTS