Walter Olson

@walterolson.bsky.social

Writer on law etc.; Cato Institute. Election law, Maryland civic stuff, cooking. Blogged at Overlawyered back when. No kings, no tyrants.

Kansas Flock Lawsuit: ALPRs Turn a License Plate Into the 'Functional Equivalent' of a 'GPS Tracking Device' - The Kansas Justice Institute argues that Wichita's "warrantless ALPR dragnet surveillance program" violates the state constitution's privacy protections reason.com/2026/07/31/k...

Kansas lawsuit: ALPRs turn a license plate into the 'functional equivalent' of a 'GPS tracking device'

The Kansas Justice Institute argues that Wichita's "warrantless ALPR dragnet surveillance program" violates the state constitution's privacy protections.

reason.com

NY police tricked a woman into drinking from a cup, then pulled her DNA and added it to a secret database. They have done this to thousands of people who were never charged with a crime. Cato filed a brief in this case, arguing that the Fourth Amendment requires a warrant. https://ow.ly/1mHL50ZvUlN

Leslie v. City of New York Brief: NYC's "Suspect Index" of Secretly Harvested DNA Is Unconstitutional

The NYPD routinely collects DNA samples in an orchestrated surreptitious manner through ruses involving straws, bottles, or even cigarettes, without the knowledge or consent of the searched individual and without a court order.

ow.ly

Why Bill Pulte's service last week was illegal: "While the administration was within its rights to delay Clayton’s swearing in as long as it wished, it could not extend Pulte’s acting service." [@thomasberry.bsky.social, Cato]

William Pulte Served Illegally as Acting Director of National Intelligence for Nearly a Week

William Pulte purported to act as the director of national intelligence for nearly a week after Jay Clayton was confirmed as his successor. That violates the plain text of the Vacancies Act.

cato.org

“Crossing the line” between peaceful protest or impeding law enforcement agents? Article is a good primer on what is currently going on with our government’s reaction to protest and the use—and overuse—of an old Civil-War era law #DV1 www.npr.org/2026/08/03/n...

She protested ICE raids. Then agents showed up at her door

The Justice Department is using federal conspiracy charges to sweep up ICE protesters. Some legal experts worry the agency is casting too wide a net to prosecute political activists.

npr.org

The slump in tourism to the U.S. -- an important foreign exchange earner as well as a contributor to local economies -- should be reckoned as one of the costs of Trump's reckless and belligerent trade war [Alfredo Carrillo Obregon, @cato.org]

How “Liberation Day” Cost America Its Tourists

Amid a lack of tariff retaliation by foreign governments, private individuals abroad are pushing back against Trump’s trade policies by limiting their consumption of American goods and services—most n...

cato.org

NEW: Jeanine Pirro's motion to dismiss the Reflecting Pool case is going to have ripple effects. The decision to end the case against former Olympian David Hearn is already making a big splash — and this is likely just the beginning, not the end, of the matter. Tonight, at Law Dork:

Jeanine Pirro's motion to dismiss the Reflecting Pool case is going to have ripple effects

The decision to end the case against former Olympian David Hearn is already making a big splash — and this is likely just the beginning, not the end, of the matter.

lawdork.com

In this post, I discuss inherent contradictions of socialist prison abolitionism. You can't abolish prisons and ALSO make wide range of "capitalist" economic activity illegal. The way to curb imprisonment is to reduce the number of banned activities, not increase it: reason.com/volokh/2026/...

Contradictions of Socialist Prison Abolitionism

NA "Democratic socialists" are a growing movement on the political left. And many of them are also prison abolitionists. But…

reason.com

NYPD not only harvests DNA from adults charged with crimes, but surreptitiously gathers it from those merely being questioned, even choosing to trick children. Second Circuit should protect privacy rights by requiring a warrant. [Matthew Cavedon on Cato amicus brief in Leslie v. City of New York]

Leslie v. City of New York Brief: NYC's "Suspect Index" of Secretly Harvested DNA Is Unconstitutional

The NYPD routinely collects DNA samples in an orchestrated surreptitious manner through ruses involving straws, bottles, or even cigarettes, without the knowledge or consent of the searched individual...

cato.org

Last October, Leo Feler hired contractors to work on his Chicago home. When he was gone on a work trip, CBP agents stormed his property without a warrant and chased the workers. They caused $30K in damage to the property. Today, Leo teamed up with @ij.org to sue CBP over the warrantless raid.

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