Jamesin Seidel

Jamesin joined Chapter One in January 2022 as Head of Data Science. She came into crypto through the worlds of anti-spam, online safety, and professional sports betting.

Before joining Chapter One, Jamesin was the tech-lead for platform manipulation at Twitter. She focused on fake account detection, coordinated online harm, and election interference. Career highlights include developing algorithms to combat large-scale spam attacks, leading Twitter’s white hat investigations, and co-leading Twitter’s reporting on malicious automation and foreign interference during the 2016 Election for the Congressional Hearing. Prior to Twitter, she was a professional fantasy sports bettor working under Haralabos Voulgarious, using data and automation to get an edge in the sports betting market.