Dr Graham Hili BSc Hons (Malta), MSc (Royal Holloway) began his career with the Vodafone Group (Malta) where he was in charge of the security and the availability of the mobile value added systems (SMS, MMS, WAP). After this he moved to a consultancy position with LogicaCMG and Orange Group in the Netherlands. His main field of specialisation is security and digital identity in virtual worlds. Graham was supervised by Prof. Keith Mayes and obtained his PhD in 2015.