David Wallom is Associate Professor/Associate Director of Innovation, Oxford e-Research Centre, University of Oxford, UK, where he leads three research activities: energy and ICT, advanced e-infrastructure and cloud computing, and volunteer computing. He has led over 30 research projects in areas such as cloud utilization, smart energy grids, research data management, green IT, ICT security, and institutional repositories. Prof. Wallom is a member of the Centre of Excellence in Cyber Security (recognized by the Government Communications Headquarters) and the UK Space Agency Ground segment Advisory Group. He can be reached at david.wallom@oerc.ox.ac.uk.