This volume focuses on computer and digitallyassisted language learning in all of its forms technologyenhanced language learning networkbased language learning mobileassisted language learning and so on in close relation to the topic of sustainability. How can these technologies and techniques be implemented in a sustainable and repeatable way The book covers a wide range of areas in terms of this sustainability. These include1 education teacherlearner training2 normalisation integration3 systems reliability support development4 mobility mobileassisted language leaning5 innovation trends researchThe volume samples research and practice in CALL from around the world organised into sections. It has an introduction and a conclusion written by the editors Ana Gimeno Mike Levy Franoise Blin and David Barr which covers the state of the art at the moment and directions it is likely to take in the future.