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Full-Text Articles in Privacy Law
Knowledge And Fourth Amendment Privacy, Matthew Tokson
Knowledge And Fourth Amendment Privacy, Matthew Tokson
Northwestern University Law Review
This Article examines the central role that knowledge plays in determining the Fourth Amendment’s scope. What people know about surveillance practices or new technologies often shapes the “reasonable expectations of privacy” that define the Fourth Amendment’s boundaries. From early decisions dealing with automobile searches to recent cases involving advanced information technologies, courts have relied on assessments of knowledge in a wide variety of Fourth Amendment contexts. Yet the analysis of knowledge in Fourth Amendment law is rarely if ever studied on its own.
This Article fills that gap. It starts by identifying the characteristics of Fourth Amendment knowledge. It finds, …