Dai Griffiths is the Reader in eLearning at CETIS, The University of Bolton. He has a professional background in education, and has taught at every level from primary to university, in private, public and corporate sectors. This included work as a Personal Development Consultant with IBM UK, and as Head of English and Lecturer in Human Resources at CEFEM business school, University of the Balearic Islands. For the past fifteen years he has concentrated on the field of educational computing as a software developer, localisation consultant, teacher and academic. From 1999 – 2006 he was a researcher at the Universitat Pompeu Fabra, where he coordinated the authoring and implementation of a number of European funded research projects including SCOPE (eContent, produced IMS-QTI editing tools), UNFOLD (IST Programme, coordinated and promoted adoption of IMS-LD), and OpenDock (Leondardo, creating a demonstrator for use of IMS-LD in vocational education). A major theme in these and other projects was the use of eLearning interoperability specifications, and he has published extensively on this topic in journal papers, conference communications and book chapters.