Natalia Viana is a Brazilian investigative journalist and writer. She is the co-founder and executive director of Agência Pública, Brazil’s largest investigative newsroom. At Pública, she leads long-term investigations and multimedia projects on human rights violations and abuses of power.
She is the author or co-author of five nonfiction books. Her latest, O Vazamento (The Leak), recounts the release of U.S. diplomatic cables by WikiLeaks in 2010. Her earlier book Dano Colateral (Collateral Damage) examines the growing role of the military in Brazilian politics.
As a reporter and editor, Viana has received numerous journalism awards, including the Gabriel García Márquez Award, the Women Press Trophy Award, and the Ortega y Gasset Award. In 2022, she was a Nieman Fellow at Harvard University, and in 2025, she received the Maria Moors Cabot Award from Columbia University, which honors journalists who contribute to greater understanding across the Americas.
Viana is a member of the International Consortium of Investigative Journalists and serves on the boards of the Gabo Foundation, CLIP (the Latin American Center for Investigative Journalism), Conectas Direitos Humanos, and the Center for Media Integrity.