Ian Marsh is Principal Lecturer in Criminology at Liverpool Hope University. His recent publications include Crime and Criminal Justice (with Gaynor Melville, Keith Morgan, Gareth Norris and John Cochrane - Routledge 2011) and Sociology: Making Sense of Society (fifth edition, Pearson 2013).

Gaynor Melville was Lecturer in Criminology at Liverpool Hope University. Her publications include Crime and Criminal Justice (with Ian Marsh, Keith Morgan, Gareth Norris and John Cochrane - Routledge 2011) and Criminal Justice: An Introduction to Philosophies, Theories and Practice (with Ian Marsh and John Cochrane - Routledge 2004).