Ton Jörg has been an educational scientist since 1982 at the University of Utrecht, The Netherlands. He studied Physics and Mathematics at the University of Amsterdam (BSc 1970). In 1969, he started to study Psychology at the same university (M.A. 1977). He worked as an evaluation researcher in different national (on adult education, and physics education) and international projects (3rd SISS-International Science Project). In 1994, he finished his dissertation about the choice of physics as an examination subject. He has been involved in complex systems and complexity thinking since 1971. He wrote articles on invitation to open up a conversation on complexity and education, for journals like Educational Research Review, in 2007, and for Complicity, in 2009, with extended comments of experts in the field.