Orin Kerr
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orinkerr.bsky.social
Orin Kerr
@orinkerr.bsky.social
Professor, Stanford Law School.
Senior Fellow, Hoover Institution.

Author, The Digital 4th Amendment:
https://www.amazon.com/Digital-Fourth-Amendment-Privacy-Policing/dp/0190627077/ref=tmm_hrd_swatch_0
New from @jacklgoldsmith.bsky.social, "Interim Orders, the Presidency, and Judicial Supremacy."
harvardlawreview.org/print/vol-13...
November 16, 2025 at 10:40 PM
Found at a local estate sale, from the library of a lawyer who graduated in 1949 from U.C. Berkeley Law.
November 16, 2025 at 6:46 AM
I went on PACER and pulled the suppression hearing transcript. Here's the relevant testimony without the ellipses, for those wondering.
November 14, 2025 at 3:21 AM
Fourth Circuit publishes an opinion to make a point that otherwise would go unseen.
www.govinfo.gov/content/pkg/...
November 13, 2025 at 11:55 PM
November 13, 2025 at 5:03 AM
Below the line of the 1st page of Professor Dan Burk's last article, just published posthumously by the UC Irvine Law Review.
November 13, 2025 at 12:18 AM
Very pleased to say that my new article, "The Two Tests of Search Law: What Is the Jones Test, and What Does That Say About Katz?", has just been published in final form by the Wash. U. L. Rev. You can now download it from here:
wustllawreview.org/2025/11/12/t...

Abstract below.
November 12, 2025 at 7:56 PM
Back in the 1950s, law schools apparently received inquiries (from potential applicants, I assume?) that sometimes included a lot of questions. Here, Dean Prosser of UC Berkeley imagines a reply.
jle.aals.org/home/vol10/i...
November 9, 2025 at 7:49 PM
State Dept of Revenue issues warrant to search for and seize any property of value of suspect for failure to pay taxes on profits from selling meth. Searching her residence, officers find meth.

NC Court of Appeals: Can't get a warrant for this under the 4A. Meth suppressed.
November 9, 2025 at 6:52 PM
Officers try to shoot hostage taker, accidentally shoot and kill hostage. This did not "seize" the hostage under Torres v. Madrid, CA9 rules, as the intent to restrain was lacking; they were trying to free the hostage, not restrain him.
November 9, 2025 at 7:42 AM
Here's a law professor lamenting the fads in legal theory popular among law professors that become popular for a decade or two and then fade away— written in 1950. Specifically, it's Roscoe Pound, reflecting on trends since he became a lawyer in 1890.
jle.aals.org/cgi/viewcont...
November 9, 2025 at 5:43 AM
I agree with Paul Horwitz on this: Although I greatly value respect when dissenting, it seems silly to care whether there's an included statement describing one's own dissent as respectful. It's like a law review article that describes its claims as novel; that's not up to the author to decide.
November 4, 2025 at 11:12 PM
Avoiding the larger split on whether the Takings Clause applies to law enforcement damage to property, CA9 holds that at least there's no taking when officers act reasonably in the necessary defense of public safety.
cdn.ca9.uscourts.gov/datastore/op...
November 4, 2025 at 8:25 PM
Interesting opinions from Judge Bumatay and Judge VanDyke, dissenting from denial of rehearing en banc, on criminal prosecutions for violating agency regulations—and what the limits there are for such prosecutions under the nondelegation doctrine.
cdn.ca9.uscourts.gov/datastore/op...
November 4, 2025 at 7:42 AM
For writing on note pads, I've long liked notepads with the vertical line a few inches from the left side. TIL this is called "Pitman Ruled" paper, as it was created for use with a shorthand system created by Isaac Pitman in 1837.
November 4, 2025 at 2:33 AM
Tweeting at X and Bluesky are so similar you even get the same joke responses.
November 2, 2025 at 10:57 PM
Texas Court of Criminal Appeals— the state's highest court for criminal cases—rules that drug detection dog's unprompted entry of his nose into suspect's car through open window was a Fourth Amendment search.
search.txcourts.gov/SearchMedia....
November 2, 2025 at 10:51 PM
From page 111.
November 1, 2025 at 6:28 PM
Tweets?
October 30, 2025 at 10:50 PM
Seems right.
October 29, 2025 at 11:47 PM
October 29, 2025 at 8:42 PM
The beginning of the main text.
October 29, 2025 at 8:37 PM
In 1997, the Michigan Law Review published a parody of bad post-modern legal writing.

It was 231 pages long.

repository.law.umich.edu/cgi/viewcont...
October 29, 2025 at 8:34 PM
I will concede that a nearly 5-hour Wagner opera can be something of an acquired taste. Still, what a magnificent performance of Parsifal at the San Francisco Opera tonight.
October 29, 2025 at 6:09 AM
My article arguing that DOJ's position is incorrect is here: scholarship.law.upenn.edu/cgi/viewcont...
October 28, 2025 at 5:53 PM