In The Netherlands:
- Cito: Specialist screening of HAVO and VWO central exams in Geography (Earth Science and Physical Geography questions)
- guest lecturer PAOTM course Geology for Engineers
- regular advisor and guest employee (0 hours) Deltares: Consultancy, Research, National Mapping - see main profile.
- regular external advisor TNO - Geological Survey of the Netherlands: Consultancy regarding National Mapping (datasets in use in Geomodelling); Key Register Subsurface (standardisation); Research cooperations involving staff, PhDs and Postdocs (in interinstitutional collaborations) - see main profile.
Internationally
Quaternary International - scientific journal (Elsevier & INQUA)
- member Editorial Board (2016-2020; 2021-2024)
Anthropocene - scientific journal (Elsevier)
- Member Editorial Board
ESPL - journal Earth Surface Processes and Landforms (Wiley & British Geomorphological Society)
- I was Associate Editor for ESPL for the term 2018-2022
IUGS - ICS International Commission on Stratigraphy:
- Administrator / Graphics Officer of International Chronostratigraphic Chart (www.stratigraphy.org)
- Voting Member Subcommission on Quaternary Stratigraphy (SQS) - (Pleistocene, Holocene, Anthropocene)
IUGS - CGMW Commission of the Geological Map of the World
- Member Scientific Board of New Quaternary Map of Europe
INQUA - International Union for Quaternary Research
- Member Netherlands' national INQUA committee
- Commission Coastal and Marine Processes: member of the advisory panel
- Terrestrial Processes commission (TERPRO): corresponding member
- HEX Hydrological Extreme events focus group (formerly GLOCOPH): member, member advisory panel
- FLAG / FACSIMILE Fluvial Archives and Catchment System Integrated Modeling groups: member