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Full-Text Articles in Law

The Fourth Amendment Categorical Imperative, David Gray Jan 2017

The Fourth Amendment Categorical Imperative, David Gray

Michigan Law Review Online

The vast majority of current Fourth Amendment doctrine is unfounded, incoherent, and dangerous. The culprit is the Supreme Court’s 1967 decision in Katz v. United States, which defines “search” as government conduct that violates subjectively manifested expectations of privacy “that society is prepared to recognize as ‘reasonable.’ ” This is pure applesauce. Nowhere will you find a standard dictionary that defines “search” in these terms. Neither will you hear a native speaker of the English language use “search” in this sense unless her mind has been polluted by a semester of studying criminal procedure. The Court created this definition …


Carpenter Privacy Case Vexes Justices, While Tech Giant Microsoft Battles Government In Second U.S. Supreme Court Privacy Case With International Implications, Richard J. Peltz-Steele Jan 2017

Carpenter Privacy Case Vexes Justices, While Tech Giant Microsoft Battles Government In Second U.S. Supreme Court Privacy Case With International Implications, Richard J. Peltz-Steele

Faculty Publications

Fall 2017 saw a major privacy case with international implications reach the U.S. Supreme Court this term, Carpenter v. United States. Now a second such case pits the Government against Big Tech in United States v. Microsoft. Carpenter is a criminal case involving federal seizure of cell phone location data from service providers. Arising under the “reasonable grounds” provision of the Stored Communications Act (SCA), the case accentuates Americans’ lack of constitutional protection for personal data in third-party hands, in contrast with emerging global privacy norms. The second major privacy case headed for Supreme Court decision in 2018 also arises …