Evidence from NYC shows that stop-and-frisk policing leads to greater mistrust of police and more racial disparities in the criminal justice system.
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Articles on Fourth Amendment
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Some US law enforcement agencies are using a commercial app that tracks people all day long via their phones – without a court order or oversight.
The Supreme Court has found protections for people’s privacy in several constitutional amendments – and used it as a basis for some pretty fundamental protections.
The lawsuits filed in Portland sparked by the presence of federal law enforcement agents sent there by President Trump are a preview of the legal battles to come in cities across the US.
Cellphone data can show who coronavirus patients interacted with, which can help isolate infected people before they feel ill. But how digital contact tracing is implemented matters.
A recent US Supreme Court ruling marks a new milestone in the debate over police power and privacy in the digital age.
People’s most private information isn’t on paper locked in desks anymore – it’s online, stored on corporate servers. The Supreme Court now says some privacy protections cover that data.
Should police be able to use cellphone records to track suspects – and law-abiding citizens?
The FBI has a history of abusing search warrants to illegally read Americans’ emails. Did the agency just do it again, in the highest of all high-profile situations?
We don’t expect our own government to hack our email – but it’s happening, in secret, and if current court cases go badly, we may never know how often.
Top contributors
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Professor of law and ethics, Georgia State University
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Visiting Professor of Law, University of Richmond
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Professor of Law, Wayne State University
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Associate Professor of Law and Director of Criminal Practice Clinic, University of New Hampshire
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Professor of Law and Faculty Director, Technology, Law & Security Program, American University
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Assistant Professor of Law, University of Oregon
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Associate Professor of Law, University of Colorado Boulder
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Bernard A. Galler Collegiate Professor of Electrical Engineering and Computer Science, University of Michigan
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Professor of Sociology, Criminology, and Public Policy, Penn State
