• Resident Fellow

Esteban Ponce de León


Esteban Ponce de León is a resident fellow at the Digital Forensic Research Lab (DFRLab) of the Atlantic Council. Esteban specializes in open-source research, online disinformation, and influence operations, with a focus on developing open-source intelligence tools and research methods grounded in data science. His work focuses in developing methods to integrate artificial intelligence models into digital research workflows to enhance open research, as well as developing methodology frameworks to assess artificial intelligence language models capabilities and risks for the information environment.

February 2022

Russian outlets steadily increased claims that Ukraine will start a war

by Eto Buziashvili, Esteban Ponce de León

Russian media mentions of “Ukrainian aggression” narratives increased 50 percent in January 2022 compared with the two prior months.
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January 2022

Twitter accounts disproportionately amplified Chilean presidential candidate hashtags

by Esteban Ponce de León, Luiza Bandeira

Analysis of hashtags supporting both presidential candidates shows activity highly concentrated among a small percentage of accounts.
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December 2021

How the Chilean elections unfolded on Twitter

by Luiza Bandeira, Esteban Ponce de León

“Far-right” and “far-left” were among the most used terms, with pro-Kast hashtags prevailing.
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