- Guest-Professor at Leuven University, Leuven, Belgium
- Member of the Board of the Royal Geological and Mining Society of the Netherlands (KNGMG)
- Member of the Foundation of the Netherlands Journal of Geosciences
- Guest-Professor at Leuven University, Leuven, Belgium
- Member of the Board of the Royal Geological and Mining Society of the Netherlands (KNGMG)
- Member of the Foundation of the Netherlands Journal of Geosciences