- AIMS: Amsterdam Infant Microbiome Study | Amsterdam | Adviseur | 2021-01-01 - present
- Stichting Orale Biologie | Huizen | Bestuurder | 2021-03-01 - present
- Symrise AG | Holzminden | Adviseur | 2023-01-01 - 2027-12-31
- Aarhus University | Aarhus | Honorary Skou professor | 2023-10-03 - present
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