Experts
Our experts are trained in a variety of disciplines, from ecology to human rights and from communications to finance. They have a wide variety of work experience, from field work to scientific research and from NGO and policy to business. All these different backgrounds also bring different perspectives that we use in our work.
Management Team
Cas
Besselink
Senior Expert Environmental Justice & Human Resources Manager
Email:
cas.besselink@iucn.nl
![Liliana Jauregui](https://www.iucn.nl/app/uploads/2023/01/79IUCN-121222-scaled.jpg)
![Liliana Jauregui](https://www.iucn.nl/app/uploads/2023/01/79IUCN-121222-scaled.jpg)
![Liliana Jauregui](https://www.iucn.nl/app/uploads/2023/01/79IUCN-121222-scaled.jpg)
Experts
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
Cas
Besselink
Senior Expert Environmental Justice & Human Resources Manager
Email:
cas.besselink@iucn.nl
![](https://www.iucn.nl/app/uploads/2021/02/57IUCN-290915-scaled.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/57IUCN-290915-scaled.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/68IUCN-160519.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/68IUCN-160519.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/03IUCN-300418.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/03IUCN-300418.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/03IUCN-300418.jpg)
![Jules Koppen](https://www.iucn.nl/app/uploads/2023/01/71IUCN-121222-scaled.jpg)
![Jules Koppen](https://www.iucn.nl/app/uploads/2023/01/71IUCN-121222-scaled.jpg)
![Liliana Jauregui](https://www.iucn.nl/app/uploads/2023/01/79IUCN-121222-scaled.jpg)
![Liliana Jauregui](https://www.iucn.nl/app/uploads/2023/01/79IUCN-121222-scaled.jpg)
![Liliana Jauregui](https://www.iucn.nl/app/uploads/2023/01/79IUCN-121222-scaled.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/46IUCN-300418-2-scaled.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/46IUCN-300418-2-scaled.jpg)
![](https://www.iucn.nl/app/uploads/2022/07/40Mark-IUCN-040722-scaled.jpg)
![](https://www.iucn.nl/app/uploads/2022/07/40Mark-IUCN-040722-scaled.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
Communications & public affairs
![Nadine Kliffen_IUCN NL](https://www.iucn.nl/app/uploads/2022/04/Nadine-Kliffen_IUCN-NL.jpg)
![Nadine Kliffen_IUCN NL](https://www.iucn.nl/app/uploads/2022/04/Nadine-Kliffen_IUCN-NL.jpg)
Finance & operations
![Hans van Zijl](https://www.iucn.nl/app/uploads/2021/02/59IUCN-060617.jpg)
![Hans van Zijl](https://www.iucn.nl/app/uploads/2021/02/59IUCN-060617.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
Staff
Cas
Besselink
Senior Expert Environmental Justice & Human Resources Manager
Email:
cas.besselink@iucn.nl
Confidential counsellors
![](https://www.iucn.nl/app/uploads/2021/02/03IUCN-300418.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/03IUCN-300418.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/03IUCN-300418.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
![](https://www.iucn.nl/app/uploads/2021/02/IUCN-Anonymous-user-icon.jpg)
Francien
Resius
Externe vertrouwenspersoon