Prof Michael Grubb is Editor-in-Chief of the Climate Policy journal, Senior Advisor on Sustainable Energy Policy to the UK Energy Regulator Ofgem, and Senior Research Associate and Chair of the Energy and Climate Policy panel at Cambridge University. His former positions include Chair of the international research organization Climate Strategies; Chief Economist at the Carbon Trust; Professor of Climate Change and Energy Policy at Imperial College London; and head of Energy and Environment at Chatham House; he continues to be associated with these institutions. In 2008 he was appointed to the UK Climate Change Committee, established under the UK Climate Change Bill to advise the government on future carbon budgets and to report to Parliament on their implementation. In 2012/13 he was Specialist Advisor to the House of Lords EU Committee enquiry into ‘European decarbonisation and competitiveness’. Michael Grubb is author of seven books, fifty journal research articles and numerous other publications. He has held numerous advisory positions with governments, companies and international studies.