Master of Arts in Economic and Social History, University Amsterdam, 1990. Doctor of Philosophy in International Relations and Public International Law, 1999.
Researcher biotechnology and biodiversity policy issues University Amsterdam, Netherlands, since 1990. Head division dealing with complex environmental stakeholder dialogues AIDEnvironment, Netherlands, since 2002.
Son of Leendert van Maastricht and Nelly Westerterp. Married Karin Jansens. 1 child Winnie.