Formerly: Bernd T. Matthias Scholar, Los Alamos National Laboratory; Assistant Director, Davy Faraday Research Laboratory, Royal Institution; Governors Lecturer, Materials Department, Imperial College; Director, Imperial Centre for Nuclear Engineering; Director, Imperial College Rolls Royce University Technology Centre in Nuclear Engineering; Principal Investigator, Research Councils Nuclear Champion consortium; Specialist Adviser, House of Lords Select Committee on Science and Technology for their report on Nuclear Research and Development Capabilities. Since 2002, Professor of Materials Physics. Since 2013, Chief Scientific Adviser, Foreign and Commonwealth Office. Primary research interest is the application and development of computer simulation techniques to predict structural and dynamic properties of inorganic materials. Topics of particular interest include radiation damage, nuclear fuels and waste form behaviour and performance, ionic conductivity and defect processes for fuel cell materials, surface structural processes and interfaces between glass and ceramic. Member of the Editorial Board: Journal of Materials Science; Journal of Nuclear Materials. Author of over 240 peer-reviewed publications. Recipient of honours: Rosenhain Medal (2002); Griffith Medal (2010) and Fellow, IOM3; Fellow, Royal Academy of Engineering (2013).