Guilherme Nogueira Bittar Celestino

Post-Doctoral researcher at FGV EAESP. PhD in Portuguese and Brazilian Studies from Kings College London (2021), with degree officially recognized by the Graduate Program in History at the Federal University of Rio Grande do Sul (UFRGS). MA in Media and Communications from Goldsmiths, University of London (2013), and BA in Journalism and Social Communication from the School of Communications and Arts at the University of São Paulo (ECA-USP, 2010). Researcher at the Laboratory for the Study of Informational Disorder and Public Policy at FGV EAESP (2025) and a member of the Research Group on Communication, Algorithms and Digital Technologies (GECAT) at FGV ECMI. I held a Fapesp Science Journalism JC IV postdoctoral fellowship at FGV EAESP until April 2025.In recent years, my research has focused on disinformation, the press, and political thought. My PhD thesis, supervised by Professor David Treece, offered a reinterpretation of the conservative thought of José da Silva Lisboa, the Viscount of Cairu (17561835), a key political commentator and journalist during the Brazilian Independence period, and author of numerous pamphlets and periodicals in the early nineteenth century.After completing my PhD, I was a visiting researcher at the Institute of Social Sciences, University of Lisbon, throughout 2022. Prior to my academic career, I worked as a journalist at Folha de S. Paulo until 2016, having joined the newsroom as a trainee in 2011. (Source: Lattes Curriculum)