Olaf Cramme is Director of Policy Network and a Visiting Fellow at the European Institute of the London School of Economics. Previously, he worked as a Parliamentary Researcher at the Houses of Parliament. Patrick Diamond is Senior Research Fellow at Policy Network. He is also a Gwilym Gibbon Fellow at Nuffield College, Oxford, and a Visiting Fellow in the Department of Politics at the University of Oxford. He was formerly Head of Policy Planning in 10 Downing Street and Senior Policy Adviser to the Prime Minister.