Marnix Koolhaas

Marnix Koolhaas is a Dutch documentary filmmaker. He has directed several documentaries, including the 1994 VPRO documentary on the Van Geest toilet empire. Koolhaas has worked for various Dutch television stations, including VPRO and NPS. He is known for his work on documentary series and films that explore social and cultural issues in the Netherlands. Koolhaas has received several awards for his work, including the NPS Award for Best Documentary. He is also a professor at the University of Amsterdam, where he teaches documentary filmmaking.