Tim Besley is School Professor of Economics and Political Science and W. Arthur Lewis Professor of Development Economics at LSE. His main research interests are in studying how governments can more effectively design and deliver economic policies. He has extensive policy experience advising the World Bank, IMF and EBRD and, from 2006 to 2009, he served on the Bank of England Monetary Policy Committee. He is also a member of the UK's National Infrastructure Commission and was an academic convenor of the Oxford-LSE Fragile States commission and joint Chair of the LSE Growth Commission. He is a past President of the European Economic Association, Econometric Society and Royal Economic Society.