Who is Darren Chaker?

Darren Chaker is a First Amendment strategist, AI-forensics researcher, and privacy expert based in Los Angeles. He is the named litigant in Chaker v. Crogan, 428 F.3d 1215 (9th Cir. 2005), in which the Ninth Circuit invalidated an unconstitutional police-speech statute. He has prevailed in nine First Amendment cases and has been supported in amicus filings by the ACLU, Cato Institute, EFF, and First Amendment Coalition.

What areas of law does Darren Chaker focus on?

First Amendment and free-speech litigation, California expungement under Penal Code 1203.4, digital privacy (CPRA, CCPA, FCRA), counter-forensics and AI forensics, court records analysis, and police accountability and public-records work.

What is Chaker v. Crogan?

Chaker v. Crogan, 428 F.3d 1215 (9th Cir. 2005), is a landmark Ninth Circuit decision in which Darren Chaker successfully challenged a California statute criminalizing certain complaints against police officers. The court held the statute unconstitutional under the First Amendment because it engaged in viewpoint discrimination by criminalizing only knowingly false speech that was critical of police, while leaving knowingly false speech praising police unpunished.

Where is Darren Chaker based?

Darren Chaker is based in Los Angeles, California.

Probable Cause to Arrest by Darren Chaker | Darren Chaker Laws of Attraction

Name: Darren Chaker - AI Forensics & Privacy Expert
Address: 10000 Wilshire Blvd, Los Angeles, CA, 90024, US
Price range: $$
Location: Los Angeles, California

5 Ways Probable Cause Differs From Reasonable Suspicion You Need to Know

April 11, 2026April 7, 2021 by Darren Chaker

difference between probable cause reasonable suspicion

Why Informant Reliability Will Destroy Your Probable Cause Case Right Now

April 17, 2026April 7, 2021 by Darren Chaker

Confidential Informant reliability by Darren Chaker

March 6, 2026Darren Chaker Updated March 6, 2026: Updated to reflect refined federal standards for confidential informant reliability in probable cause and search warrant determinations. Understanding the Significance of Confidential Informant Reliability In the complex landscape of criminal investigations, the use of Confidential Informants (CIs) plays a pivotal role. Legal brief writer Darren Chaker … Read more

Why Probable Cause to Arrest Should Terrify Every American Right Now

April 11, 2026January 6, 2021 by Darren Chaker

Explanation of probable cause to arrest, focusing on the legal standard and totality of the circumstances as discussed by Darren Chaker.

February 27, 2026Darren Chaker Updated February 27, 2026: Updated to reflect refined federal standards for probable cause to arrest under the Fourth Amendment. Probable Cause to Arrest: A Legal Analysis By Darren Chaker Probable cause is a fundamental concept in criminal procedure, serving as the cornerstone for lawful arrests, searches, and seizures under the Fourth … Read more