Pieter is a student of political science at the VU University Amsterdam and works as a policy advisor at the VO-raad (association of secondary education institutes in the Netherlands), where he focuses on the future of education. For a year, he was president of the LAKS as a representative of secondary school pupils. In this capacity, he has, among other things, made a case for a future-proof curriculum revision and the cancellation of final exams in the first months of the coronation pandemic. Furthermore, he has been part of the SER youth platform, Coalition-Y and the core group of YouthForClimateNL, which managed to organise large school strikes in 2019 to promote more decisive climate policies. At the moment is part of RvT at the Nederlandse Academie voor Duurzaam Onderwijs. Finally, Pieter is a social filmmaker.