Fourth Amendment

Civil Liberties

It Turns Out Women Don't Like Being Randomly Groped by Cops

Jacob Sullum | 8.7.2012 2:14 PM

Policy

NYPD Stops Drop As Officers Learn About This Fourth Amendment Thingie

Jacob Sullum | 8.6.2012 11:20 AM

Civil Liberties

Mayor Bloomberg Says Cops Should Go On Strike Until Americans Give Up Their Guns

Mike Riggs | 7.24.2012 11:03 AM

Policy

D.C. Police Officially Declare Photography Is Not a Crime

Jacob Sullum | 7.23.2012 6:53 PM

Politics

Constitution, Schmonstitution, Bloomberg Says

Jacob Sullum | 7.18.2012 1:14 PM

Policy

Why Not Let Cops Stop People for Unbuckled Seat Belts?

Jacob Sullum | 7.13.2012 3:50 AM

Politics

Stopping Crime Before It Starts

Predictive policing helps police protect citizens. It could also be used to oppress them.

Ronald Bailey | 7.10.2012 5:00 PM

Politics

NYPD Flyer Warns Cops About 'Professional Agitators' Armed With Cameras

Jacob Sullum | 7.3.2012 10:20 AM

Politics

Who's the Alpha? Nevada K9 Drug Unit Lawsuit Is About Pack Leadership, Control

Scott Shackford | 7.2.2012 4:26 PM

Policy

Is TruNarc the Answer to the Bath Salts Menace? Or Just the Latest Breathalyzer?

J.D. Tuccille | 6.18.2012 3:48 PM

Politics

Let's Keep Guns Away from Possible Domestic Abuse Victims: The Latest in Memorial Legislation

Scott Shackford | 6.11.2012 2:17 PM

Policy

Searching For a Bankrobber? Why not Handcuff Every Adult at a Traffic Stop?

Lucy Steigerwald | 6.5.2012 2:47 PM

Policy

Ray Kelly Outlines Measures to Curtail the Illegal Police Stops He Says Are Not Occurring

Jacob Sullum | 5.25.2012 3:21 PM

Politics

Is That a Spy in Your Pocket?

How warrantless cellphone tracking threatens your privacy

Jacob Sullum | 5.23.2012 7:00 AM

Civil Liberties

Supreme Court Will Hear Arguments Over Warrantless Wiretaps

J.D. Tuccille | 5.21.2012 4:02 PM

Politics

One Virginia School District Still Demanding Search Warrants

Ed Krayewski | 5.21.2012 12:29 PM

Civil Liberties

Is There a Drone in Your Backyard?

Even when we don't have an expectation of privacy, we do have a right to be left alone.

Andrew Napolitano | 5.17.2012 7:00 AM

Politics

Federal Judge Allows Class Action Challenging the NYPD's Stop-and-Frisk Program

Jacob Sullum | 5.16.2012 6:11 PM

Politics

"I kissed her breasts and nipples, as there was no place for my face to go," Salt Lake City PD Re-Evaluates Vice

Ed Krayewski | 5.14.2012 6:23 PM

Politics

Bloomberg Likens the NYPD's 'Stop and Frisk' Program to Random DUI Checkpoints

Jacob Sullum | 5.11.2012 4:36 PM

Civil Liberties

National Security Letters Are Now Slightly Less Sucky

J.D. Tuccille | 5.10.2012 3:29 PM

Civil Liberties

Roadblocks For Revenue Go Too Far, Says Kentucky Supreme Court

J.D. Tuccille | 5.4.2012 3:02 PM

Policy

Cops in Cruisers Sniff Out Cars Carrying Pot Smokers

Jacob Sullum | 5.4.2012 11:37 AM

Politics

Ed Markey Looks Into Warrantless Cellphone Tracking

Jacob Sullum | 5.3.2012 2:48 PM

Politics

The ACLU Blogs an Oppressive, Drone-Filled Hypothetical Future

Lucy Steigerwald | 5.2.2012 7:45 PM

Politics

Rick Scott's Thirst for Urine Will Remain Unslaked

Jacob Sullum | 4.27.2012 12:50 PM

Civil Liberties

South Dakota Court Sets Up a Roadblock to Avoiding the Cops

J.D. Tuccille | 4.25.2012 3:30 PM

Policy

EU Parliament Approves Data Sharing Deal With U.S.

Ed Krayewski | 4.20.2012 2:07 PM

Politics

Only Latent Criminals Need Fear BusSafe Sweeps

Jacob Sullum | 4.18.2012 5:36 PM

Civil Liberties

Fickle Friends of Online Freedom

J.D. Tuccille | 4.12.2012 4:19 PM

Politics

Florida Drug Warriors Say They Had to Erase Possibly Incriminating Surveillance Video—for Their Own Protection

Jacob Sullum | 4.11.2012 4:17 PM

Civil Liberties

Grad Student Challenges Border Laptop Searches

J.D. Tuccille | 4.10.2012 1:19 PM

Politics

Reason Writers on MSNBC: Matt Welch Talks POTUS vs. SCOTUS, the Social-Darwinism Slur, and the Constitution-Shredding War on Crime on the Melissa Harris-Perry Show

Matt Welch | 4.10.2012 9:31 AM

Civil Liberties

U.S. Court Gives Thumbs-Up to Snoopy Checkpoints Near-ish the Border

J.D. Tuccille | 4.5.2012 2:45 PM

Politics

ACLU Says Police Often Obtain Cellphone Location Data Without Warrants

Jacob Sullum | 4.2.2012 6:01 PM

Politics

SCOTUS Upholds Pre-Jail Strip Searches for Everyone, No Matter How Minor the Offense

Jacob Sullum | 4.2.2012 4:50 PM

Politics

SCOTUS Will Consider Dogs' Reliability As Probable Cause Generators

Jacob Sullum | 3.30.2012 5:26 PM

Policy

Smells Like Multiple Fourth Amendment Violations

Jacob Sullum | 3.22.2012 3:17 PM

Politics

Should Police Need a Warrant to Search an Arrestee's Cellphone?

Jacob Sullum | 3.2.2012 3:10 PM

Politics

NYPD Stop-and-Frisk Encounters Have Septupled Since Bloomberg Took Office

Jacob Sullum | 2.14.2012 4:23 PM

Politics

Federal Jury Says Cops Can't Arrest People for Recording Police Encounters

Jacob Sullum | 1.30.2012 3:56 PM

Politics

Reason Writers on Freedom Watch: Matt Welch Talks Rand Paul & the TSA With Judge Napolitano

Matt Welch | 1.27.2012 10:42 AM

Politics

How GPS Tracking Threatens Privacy

The Supreme Court considers the 4th Amendment implications of new surveillance technologies.

Jacob Sullum | 1.25.2012 7:00 AM

Politics

Sonia Sotomayor's Heartening Defense of Privacy

Jacob Sullum | 1.24.2012 3:41 PM

Politics

SCOTUS Rules That GPS Tracking Is a 'Search'

Jacob Sullum | 1.23.2012 12:02 PM

Politics

Franky Gets His Day in Court

Jacob Sullum | 1.12.2012 3:23 PM

Politics

Don't Come Sniffing Around Here Unless You Have a Warrant

Jacob Sullum | 1.4.2012 12:48 PM

Policy

Sir, Your Perfectly Legal Plants Smell Like Marijuana

Jacob Sullum | 12.27.2011 5:57 PM