Brianna Rosen examines the problems with U.S. drone and targeted killing as the Pentagon is investigating whether it mistakenly killed a civilian in a recent strike in northwest Syria.

Brianna Rosen comments on issues with the US government's security clearance process following the arrest of Jack Teixeira for espionage. 

Brianna Rosen discusses new insider threats to the US Intelligence Services that pose legal and policy challenges following the Teixeira Discloures in article for Just Security.

Brianna Rosen, DPhil student and Just Security Senior Fellow, presents a fictional 'daily briefing report' for the US president on Putin’s mindset, motivations, and calculus on Ukraine.