Scientific director of CTIT (Centre for Telematics and Information Technology), the research institute for ICT research, University of Twente (Enschede, the Netherlands)
Chair of ICT-Research Platform Netherlands (IPN). Professor van Steen studies very large complex distributed systems. Collaborator to the EWiDS project (Very Large Wireless Sensor Networks for well-being) concentrating on extreme wireless distributed systems, aimed at a better understanding of using wireless, user-centric sensor technology to monitor and analyze the behavior of people.