• Research Associate, Eurasia

Roman Osadchuk

Roman Osadchuk is a resident fellow at the Atlantic Council’s Digital Forensic Research Lab with over five years of experience. His research focuses on disinformation in Ukraine and neighboring countries. He is the author of multiple investigations and reports on disinformation, influence campaigns, and computational propaganda, which uncover the tactics and techniques of malign actors.

He is also a senior lecturer at the National University of Kyiv-Mohyla Academy, where he teaches bachelor and master courses on propaganda effects and open-source investigations. Before joining DFRLab, he held several positions at the Ukraine Crisis Media Center (UCMC), where he was involved in communications of decentralization reform and administrative support to the NGO’s internal operations.

Previously, Roman received an MPA degree from the Maxwell School on a Fulbright scholarship, where he focused on information policy. He also holds master’s degrees in computer science from Kryvyi Rih National University and in political science from Kyiv-Mohyla Academy, where Roman focused on information policy and researched the role of information policy and the media cycle in the spread of disinformation.

October 2026

How coordinated inauthentic networks amplified fears of war and national loss before Armenian elections 

by Givi Gigitashvili (DFRLab), Hasmik Hambardzumyan (FIP.am), Roman Osadchuk (LetsData), Tetyana Prokopiv (LetsData), Andreas Sjöstedt (Erebus) and Victoria Olari (DFRLab)

As Armenia and Azerbaijan moved toward peace, coordinated networks flooded Armenian social media with fears of war, resettlement, and national loss ahead of the June 2026 elections.
read more
December 2024

How inauthentic accounts exploit Telegram comments to spread anti-Ukrainian narratives

by Roman Osadchuk, Iryna Adam, Givi Gigitashvili, Meredith Furbish

Analysis of more than 580,000 comments shows pattern of narrative attacks amplified via coordinated behavior; additional instances appeared in Facebook comments
read more
November 2024

Russian milbloggers employed nuclear scare tactics following Ukrainian incursion of Kursk

by Roman Osadchuk, Iryna Adam

Telegram channels claimed that Ukraine intended to attack Russian nuclear power plants, then exploited a site visit by IAEA Director Rafael Grossi
read more