This book is the third in a sequence of books reflecting on the future of learning, and more specifically, how computers can give support to long-distance education. [1], [2]. This challenge has recently become the focal point of attention with the rise of MOOCs that finally implement the visions that advanced thinkers proposed already decades ago.

This book and most of the research reported here came out of the European FP7 project PRAISE (EU FP7 number 318770), funded by the European Commission under program FP7-ICT-2011-8.