Eviane Leidig is a researcher who focuses on online extremism and content moderation on social media. She works at the Centre for Research on Extremism at the University of Oslo, collaborates with the International Centre for Counter-Terrorism in The Hague, and is a member of the advisory network of the international Christchurch Call initiative. Leidig also authored The Women of the Far Right: Social Media Influencers and Online Radicalization (2023), which examines the role of women in far-right radicalisation on social media.