Luke Barnes
Luke Barnes is a Senior Research Scientist at the Stern Center. His interests include online radicalization, malign digital propaganda tactics, and the geopolitics of AI development. Prior to Stern, Luke worked as a threat context analyst for Microsoft. Luke holds an MA in Security Studies from the Fletcher School of Law and Diplomacy and a BA in Political Science from Columbia University.
Publications
Digital Aftershocks: Online Mobilization and Violence in the United States
Our new report draws on open-source intelligence to trace how extremist actors coordinate across online platforms to justify violence and recruit supporters, offering a framework for policy and platform response.






