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24–26 November 2025 · Deakin Downtown Campus, Melbourne, Australia

AVERT International Research Symposium 2025

Signal or Noise? Navigating the Changing Nature of Violent Extremism Online

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The pace and scale of technological development is expanding the ways propaganda is disseminated and the types of people and groups who are vulnerable to violent extremism. At the same time, emergent online violent extremist subcultures and movements are becoming ever more cross-platform, transnational, and normalised. These shifting dynamics make it harder to distinguish meaningful threats (‘signal’) from background activity (‘noise’) online, necessitating better methods for threat assessment, prevention, and effective interventions.

This year’s symposium was delivered in collaboration with the Vox-Pol Network of Excellence and the Terrorism and Social Media (TASM) Conference.

Keynote Speaker

Professor Cynthia Miller-Idriss

American University, Washington DC

Dr. Cynthia Miller-Idriss is a Professor in the School of Public Affairs and the School of Education at the American University in Washington, DC, and founding director of the Polarization and Extremism Research and Innovation Lab (PERIL).

Session Recordings