John R. Dakers is a researcher at Delft University of Technology. He has published many books and articles including Defining Technological Literacy (second edition, 2014) and New Frontiers in Technology Education (2014).Jonas Hallström, Ph.D. (2003), Linköping University, Sweden, is Professor of Technology Education at that university, and also has an M.A. in English literature. His research concerns historical, philosophical, and sociological aspects of technology education.Marc J. de Vries, Ph.D. (1988), Delft University of Technology, is Professor of Philosophy of Technology and Professor of Science and Technology Education. He is the editor-in-chief of the International Journal of Technology Education and author of, among other publications, the book Teaching about Technology: An Introduction to Philosophy of Technology for Non-philosophers.