Catherine Crump

State justices suppress smartphone evidence in child porn case

Catherine Crump quoted by The Recorder (registration required), Dec. 5, 2016

Catherine Crump … said the decision is significant not so much because it safeguards phone data but rather because it resists an expansion of the grounds for warrantless police searches. … If a court had gone the opposite way, “then the power of police to search people going about their daily lives would have been sweeping,” she said.

How courts could force cops to get serious about using body cameras

Catherine Crump quoted by The Huffington Post, Nov. 30, 2016

“Courts have a special interest in ensuring that there’s footage available, because they’re the ones responsible for making sure juries reach accurate decisions. … “If they start imposing those types of consequences, police departments will take more seriously the risk that if you don’t turn these things on, then you’re not going to be able to achieve your law enforcement objective.”

Citizens need more say over police surveillance technology

Catherine Crump writes for San Francisco Chronicle, Nov. 21, 2016

Now that the power of digital technologies to facilitate invasive, mass surveillance is widely known, it is time for citizens to demand greater transparency, oversight and control over surveillance in their communities. We look to local leaders to help safeguard our civil liberties.

Espionage in the age of terror

Catherine Crump interviewed by PRI, July 6, 2016

“In reality, the government actually has access to far more information about what each of us says and does than it has ever had before. That’s not to say there isn’t some information that the government can’t access, but far from going dark, this is a golden age for law enforcement.”

Oakland’s privacy commission could lead nation on surveillance oversight

Catherine Crump interviewed by KQED News, Jan. 22, 2016

“It’s an example of a community trying to grasp hold of how technology is changing, and actually exert some control over the degree which people are going to be subject to surveillance and then in what ways,” she said. … “Oakland has the capacity to really be a model here.”

AZ town hides license plate readers in dozens of fake cacti

Catherine Crump quoted in Engadget, May 9, 2015

UC Berkeley law professor Catherine Crump remains unimpressed. “It seems comical, but given the photo, not exactly an effort at concealment,” she told Ars Technica. “I am more interested in what else this town is doing with its $2 million police technology upgrade.”

The small and surprisingly dangerous detail the police track about you

Catherine Crump cited on, December 12, 2014

A very unsexy-sounding piece of technology could mean that the police know where you go, with whom, and when: the automatic license plate reader. These cameras are innocuously placed all across small-town America to catch known criminals, but as lawyer and TED Fellow Catherine Crump shows, the data they collect in aggregate could have disastrous consequences for everyone the world over.

A cop may be following you everywhere

Catherine Crump writes for, October 6, 2014

NSA-style mass surveillance technologies are making it possible for local police departments to gather information on each and every one of us, on a scale never before been possible.