CEO of TSC Crowd Management in The Netherlands and Showsec, United Kingdom. Van Duykeren has worked in the events security sector for over 40 years. He is board member of the Association of Event Makers, the Dutch Event Security Association, the Security Examination Committee and strategic member of the Yourope Event Safety Group. Van Duykeren wrote, developed and co-implemented an education and licensing standard for the Dutch Event Security Industry. He is the initiator, creator and designer of the 1st Minor Education Program in Holland in the field of event safety: Event Crowd Management at Utrecht University. He lectures on Crowd Management and Event Security. In close cooperation with the Ministry of General Affairs, department of Risk Management & Disaster Policy he provides training and consultancy for both public and private parties at Curacao. Van Duykeren has written 6 books on various Crowd Management topics.