What do we mean when we say that "learning environments are increasingly complex"? What do we know about the cognitive processing that occurs during complex learning? How can we provide effective instructional support for students who must learn and apply complex knowledge? These questions, and related issues, have fascinated educators and educational researchers for many years and are they are the focus of this book. As a tribute to Joost Lowyck, professor educational technology at the K.U. Leuven, eminent scholars from around the globe have contributed to a far reaching analysis of...