Sayyara Mammadova is a journalist specializing in online disinformation, fact-checking and open-source intelligence (OSINT). She is a Research Associate at the Atlantic Council's Digital Forensic Research Lab (DFRLab), where she investigates online disinformation campaigns, the influence operations, and the online harassment of journalists. She trains others on open-source investigative techniques, tools and methods to combat disinformation. And she has the role as Pedagogical Lead at the DFRLab's Digital Sherlocks training program. Additionally, Sayyara serves as an external assessor for the International Fact-Checking Network (IFCN) at Poynter and for the European Fact-Checking Standards Network (EFCSN), evaluating fact-checking organizations to contribute to high standards within the community.