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Privacy Law Commons

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Full-Text Articles in Privacy Law

Privacy 3.0-The Principle Of Proportionality, Andrew B. Serwin Jul 2009

Privacy 3.0-The Principle Of Proportionality, Andrew B. Serwin

University of Michigan Journal of Law Reform

Individual concern over privacy has existed as long as humans have said or done things they do not wish others to know about. In their groundbreaking law review article The Right to Privacy, Warren and Brandeis posited that the common law should protect an individual's right to privacy under a right formulated as the right to be let alone-Privacy 1.0. As technology advanced and societal values also changed, a belief surfaced that the Warren and Brandeis formulation did not provide sufficient structure for the development of privacy laws. As such, a second theoretical construct of privacy, Privacy 2.0 as …


Do We Need A New Fourth Amendment?, Orin S. Kerr Apr 2009

Do We Need A New Fourth Amendment?, Orin S. Kerr

Michigan Law Review

Slobogin's book offers a new conceptualization of the Fourth Amendment rooted in what he calls the proportionality principle: An investigative technique should be permitted under the Constitution only if the strength of the government's justification for the technique is roughly proportionate to the level of intrusion it causes . Slobogin roots this principle in Terry v. Ohio and its pragmatic balancing of law-enforcement and privacy interests. To determine how much justification the Fourth Amendment requires, Slobogin argues, courts should assess the intrusiveness of the investigatory technique and then set a proportionate threshold of proof that the government must show. The …