Data Brokers, Geolocation, and the Fourth Amendment

In this episode, Caitlin Chin speaks with Nathan Freed Wessler, deputy director of the ACLU's Speech, Privacy, and Technology Project, about how technological advancements have shifted the U.S. government's relationship with the private sector. Nate and Caitlin talk about how government agencies access cell phone location data and face images, as well as some related privacy, civil liberties, and free speech considerations.

For additional resources on this topic, check out CSIS's new report Surveillance for Sale: The Underregulated Relationship between U.S. Data Brokers and Domestic and Foreign Government Agencies, the ACLU’s publication of records detailing DHS purchases of cell phone location data, and the ACLU’s Privacy & Technology webpage.