Ancillary activities
- Member | Redactie Tijdschrift SEW | Not remunerated
- Rechter-plaatsvervanger | Rechtbank Rotterdam | Remunerated (Partly personal, partly Utrecht University)
- Chair | Nederlandse Vereniging voor Europees Recht | Not remunerated
- Member of the Editorial Board of the Netherlands Journal for Economic and European Law (SEW)
- President of the Netherlands Association for European Law (NVER)
- Honorary Judge, Court of Rotterdam (The Netherlands)