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Brianna Rosen

Dr. Brianna Rosen is Senior Fellow and Director of the Artificial Intelligence and Emerging Technologies (AIET) Initiative at Just Security. She is also a Senior Research Associate at the University of Oxford.

Previously, Brianna was Policy Engagement Manager at the Oxford Institute of Ethics, Law and Armed Conflict, as well as Strategy and Policy Fellow at the Blavatnik School of Government. Prior to Oxford, she was a US civil servant with a decade of experience working on national security issues, including at the White House National Security Council and Office of the Vice President. She has held positions at the Woodrow Wilson International Center for Scholars, the Middle East Institute, and other leading research institutes in Washington, DC.

Brianna received a doctorate in Public Policy from the University of Oxford, where she was a Clarendon Scholar. She holds a Master of Public Policy (with Distinction) from Oxford, where she studied as a Public Service Scholar, an MA in Political Science and Mathematics, and a BA in International Relations.

Brianna is on LinkedIn, X, and Bluesky.

Areas of Expertise: Artificial Intelligence, Emerging Technologies, Asymmetric Warfare, Legal and Military Ethics. 

Articles by this author:

Standing at a podium with the seal of the Pentagon behind him. Defense Department Press Secretary John Kirby speaks during a press briefing on September 3, 2021 in Arlington, Virginia.
Smoke billows after shelling on the Islamic State group's last holdout of Baghouz, in the eastern Syrian Deir Ezzor province on March 3, 2019. (Photo by DELIL SOULEIMAN/AFP via Getty Images)
An MQ-9 Reaper remotely piloted aircraft (commonly known as a drone) flown by 163d Attack Wing pilot Lt. Col. Paul Brockmeier, with sensor operator Master Sgt. Anthony Martinez (neither shown), views the smoky San Gabriel Mountains of southern California in transit to a fire mission in northern California, late August, 2020.
A U.S. Air Force MQ-1B Predator unmanned aerial vehicle (UAV), awaits a mission at an air base in the Persian Gulf region on January 7, 2016.
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