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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:

Nuclear plant chimneys displaying flag of Iran with according text. Energy pollution accidents in a country concept.
Image: BAGHOUZ, SYRIA - MARCH 24, 2019: A Syrian Democratic Forces (SDF) fighter walks past destroyed vehicles in the final ISIL encampment on March 24, 2019 in Baghouz, Syria. The Kurdish-led and American-backed Syrian Defense Forces (SDF) declared on March 23 the "100 percent territorial defeat" of the so-called Islamic State, also known as ISIS or ISIL. The group once controlled vast areas across Syria and Iraq, a population of up to 12 million, and a "caliphate" that drew tens of thousands of foreign nationals to join its ranks. (Photo by Chris McGrath/Getty Images)
US vehicle is pictured at a military base in Rumaylan (Rmeilan) in Syria's northeastern Hasakeh province on July 28, 2020. (Photo by Delil SOULEIMAN / AFP) (Photo by DELIL SOULEIMAN/AFP via Getty Images)
Low angle view of a dome, Capitol Building, Washington DC, USA - stock photo
US vehicle is pictured at a military base in Rumaylan (Rmeilan) in Syria's northeastern Hasakeh province on July 28, 2020. (Photo by Delil SOULEIMAN / AFP) (Photo by DELIL SOULEIMAN/AFP via Getty Images)
Russia's President Vladimir Putin looks on during the opening ceremony of the Beijing 2022 Winter Olympic Games, at the National Stadium, known as the Bird's Nest, in Beijing, on February 4, 2022. (Photo by WANG Zhao / AFP) (Photo by WANG ZHAO/AFP via Getty Images)
Russia's President Vladimir Putin looks on during the opening ceremony of the Beijing 2022 Winter Olympic Games, at the National Stadium, known as the Bird's Nest, in Beijing, on February 4, 2022. (Photo by WANG Zhao / AFP) (Photo by WANG ZHAO/AFP via Getty Images)
US President Joe Biden, flanked by US Vice President Kamala Harris (L) and Speaker of the House of Representatives Nancy Pelosi (R), addresses a joint session of Congress at the US Capitol in Washington, DC, on April 28, 2021. (Photo by Melina Mara / POOL / AFP) (Photo by MELINA MARA/POOL/AFP via Getty Images)

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