"Peter Sommer combines academic and public policy work with commercial cyber security consultancy, with a strong bias towards legal issues. He has acted as an expert in many important criminal and civil court proceedings where digital evidence has been an issue. He is part-time Professor of Digital Forensics at Birmingham City University and a Visiting Professor at De Montfort University Cyber Security Centre. Until 2011 he was a Visiting Professor in the Information Systems Integrity Group in the Department of Management at the London School of Economics and a former Visiting Reader, Faculty of Mathematics, Computing and Technology, Open University. As a consultant he is a well-established expert on computer security advising stock exchanges, large companies and insurance companies on systems risk. He is an experienced media commentator on TV, radio and in print. He frequently appears on the BBC NewsChannel and SkyNews and rather less frequently in the main TV bulletins and on programs such as BBC Today, World at One and PM. He also appears on BBC World Service TV and radio, CNN and other international broadcasters. He is a Fellow of the British Computer Society and also a Fellow of the Royal Society of Arts."