Tim Newburn is Professor of Criminology and Social Policy and Head of the Social Policy Department, London School of Economics. He is the author or editor of over 35 books, including: Permission and Regulation: Law and Morals in Post-war Britain (Routledge, 1991); The Future of Policing (with Rod Morgan,1997); Private Security and Public Policing (with Trevor Jones, 1998); Policy Transfer and Criminal Justice (with Trevor Jones, 2007); Handbook of Policing (2008); and Key Readings in Criminology (2009). Tim Newburn is currently writing 'An Official History of Criminal Justice' (with David Downes and Paul Rock) and leads the LSE's involvement in their joint project with the Guardian newspaper, Reading the Riots.