Professor Willem Jonker has a broad background in ICT, both in industry as well as in academia. He studied mathematics and computer science at Groningen University, worked at Delft University of Technology, received his PhD from the University of Utrecht, and is a part-time full Professor in Computer Science at Twente University. Willem Jonker's industrial experience covers telecommunications (KPN), IT (European Computer industry Research Centre, Munich) and consumer electronics (Philips). He held several positions as researcher, international project leader, department head, sector head, and account manager. In 2006 he was appointed Vice President Philips Research. Prof. Dr. Jonker has served European ICT research in various ways amongst others as project leader, reviewer, and advisor.