• Research Associate, Security

Valentin Châtelet

Valentin Châtelet is a research associate for security at the Atlantic Council’s Digital Forensic Research Lab based in Belgium.

Châtelet researches disinformation, ethnic movements, and political activism throughout post-Soviet countries, the Baltic states, Russia, and Belarus. As a self-taught programmer, he has worked for the French private sector as a geographic information systems engineer, developing software for geolocation purposes.

He has also worked with the French defense ministry as data-driven analyst on war areas specializing in open-source intelligence and social media. He held a redactor position within the French think-tank Nemrod-Enjeux Contemporains de Défense et de Sécurité with a focus on Russia, terrorism, and cybernetic conflicts.

Châtelet advocates for the development of uralistics, having worked as an interpreter for Russian-speaking refugees. He obtained three bachelor’s degrees, one in geography from the Paris-Sorbonne University and the others in international relations and Estonian language from the French National Institute for Foreign Cultures. He has studied briefly at the Tallinn Summer University where he was twice awarded the Archimedes Language Scholarship and conducted research on the native people of Udmurtia in Izhevsk, Russia while attaining his master’s degree in geopolitics at the French Institute for Geopolitics.

March 2025

Russia-linked Pravda network cited on Wikipedia, LLMs, and X

by Amaury Lesplingart and Valentin Chatelet

Pravda network content pollutes sources on multiple platforms, sparking worries of false claims and sanctioned content reaching global audiences
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February 2025

Cross-platform, multilingual Russian operations promote pro-Kremlin content

by Valentin Châtelet, Ali Chenrose

The Russian influence operations Doppelganger and Operation Undercut utilized several tactics to spread content on X, TikTok, 9gag, and Americas Best Pics and Videos
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February 2025

Azerbaijani operation spread anti-France content amid 2024 New Caledonia unrest

by Valentin Châtelet

Hashtag analysis reveals coordinated influence efforts surrounding voting reform protests in the French Pacific territory of New Caledonia
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