New director and steering group members
In January, Martin Hällsten will take over as director for REWHARD as the administration moves to the Institute for Social Research. The steering group will also welcome several new members for the upcoming three-year term.

Photo: Sören Andersson
The director and steering group of REWHARD are appointed by the President of Stockholm University for a three-year term. On 1 January 2026, Martin Hällsten will take over as director when the administration moves from the Department of Psychology to the Institute for Social Research. Martin Hällsten succeeds Hugo Westerlund, who has been director since the start in 2018. Hugo Westerlund will remain in the management team as deputy director.
The steering group will also have several new members following the President's decision. Michael Gähler at Stockholm University has been appointed chair, replacing Astri Muren, who has also been a member since 2018. Below you can see all the members of the steering group from next year. We welcome both new and old members!
Members of the steering group from 1 January 2026
- Michael Gähler (chair), Professor of Sociology, Stockholm University
- Lisa Björk, Associate professor in Work Science, Västra Götalandsregionen
- Katarina Bälter, Professor of Public Health, Mälardalen University
- Susanne Guidetti, Professor of Occupational Therapy, Karolinska institutet
- Markus Jäntti, Professor of economics, Stockholm University
- Svend Erik Mathiassen, Professor in Occupational Health Sciences, University of Gävle
- Jette Möller, Professor in Public Health Epidemiology, Karolinska institutet
- Mikael Rostila, Professor of Public Health Science, Stockholm University
Last updated: 2025-12-16
Source: Swedish Institute for Social Research,Department of Psychology