Chris Greenhalgh is a Professor of Computer Science in the School of Computer Science at the University of Nottingham, where he is a co-leader of the Mixed Reality Laboratory and a member of Horizon Digital Economy Research Institute. He gained a first class BA (with distinction) in Electrical and Information Sciences from Cambridge University in 1991. He then worked in the data communications group at the GEC Hirst Research Centre for two years before moving to Nottingham, where he gained a PhD for his work with large scale collaborative virtual environments in 1997. His thesis was a winner of the 1998 BCS/CPHC Distinguished Dissertations in Computer Science competition. He has been a member of academic staff in the School of Computer Science since 1996. He has served as Senior Tutor and Director of Taught Programmes for the School, and contributed to theUniversity's adoption and use of Moodle, an open-source virtual learning environment.