Prof. Dr. Betty Collis (B.A., Mathematics, University of Michigan, USA; M.A., Mathematics Education, Stanford University, USA; and PhD, Measurement and Evaluation of Computer Applications in Education and Training, University of Victoria, Canada) is a specialist in the application of technology for strategy, learning, and change in educational institutions and corporate training. After first being a secondary-school mathematics teacher, she was a member of the Faculty of Education at the University of Victoria from 1976-1988 and a member of the Faculty of Educational Science and Technology (now, Behavioural Sciences) at the University of Twente from 1988 until she took early retirement at the end of 2005. At the University of Twente she led more than 80 research projects but she is particularly proud of being chosen by the students at the University of Twente as the outstanding teacher at the university (in 1997, when she was pioneering many new teaching and learning ideas using Web technology).  Now she works as a consultant with her husband and professional partner Prof. Jef Moonen (http://bettycollisjefmoonen.nl). Among her many professional activities since her early retirement, she continued her work as learning innovation consultant with Shell Learning (2000-2008), was a senior consultant for the Higher Education Academy (HEA) in the UK (2006-2008), and continues to work as an advisor in various universities. For an elaboration see http://users.gw.utwente.nl/collis/.