Essays based on papers given at the conference of the same name, University College London, 2-3 September 2010

Includes bibliographical references and index.

Seeking security : an introduction / G. R. Sullivan and Ian Dennis -- Identification, surveillance and profiling : on the use and abuse of citizen data / Malcolm Thorburn -- On the legitimacy of imposing direct and indirect obligations to disclose information on non-suspects / Shlomit Wallerstein -- Prophylactic crimes / A.P. Simester -- Harmless wrongdoing and the anticipatory perspective on criminalisation / Jeremy Horder -- Risk and inchoate crimes : retribution or prevention? / Larry Alexander and Kimberly Kessler Ferzan -- Risks, culpability and criminal liability / R.A. Duff --Preventive detention at the margins of autonomy / John Stanton-Ife -- Security, risk and preventive orders / Ian Dennis -- Imprisonment under the precautionary principle / Peter Ramsay -- Erring on the side of safety : risk assessment, expert knowledge, and the criminal court / Lucia Zedner -- The test for dangerousness / Martin Wasik -- Culpability in self-defence and crime prevention / Jonathan Rogers -- The hard treatment of innocent persons in state responses to the threat of large scale, and imminent terrorist violence : examining the legal constraints / G. R. Sullivan.