Roy Illsley, Principal Analyst at Ovum, has over 23 years of IT experience, working for a variety of consultancy and end-user companies with experience in the defence, utilities, automotive, retail, and Fast Moving Consumer Goods (FMCG) industries. He works in the Infrastructure Software team and is recognized as Ovum’s expert on Virtualisation and Infrastructure Management. Since joining Ovum in 2006, he has worked on major report projects including Document Collaboration, IT Governance, SOA Platforms, IT Strategy and Architecture, and was report captain for the IT Virtualisation, Desktop virtualization, Systems Management, and Infrastructure Management. He is the lead analyst in delivering Virtualisation and Cloud Computing Master Classes. Roy is a Member of the Institute of Engineering Technology (MIET) holding the registered status of a Chartered Engineer (CEng).