Invading the Private: State Accountability and New Investigative Methods in Europe

Examines a range of policing techniques which are new, if not in their conception, then at least in their importance to the form of police inquiries in the late 20th century. Some of them are beginning to be discussed under categories of "proactive" or "covert" policing: others are termed "technological" because they depend intimately on the development of the new information technologies.