Glenn Greenwald

Glenn Greenwald is an American journalist, author, and former lawyer known for reporting on Edward Snowden’s disclosures about global surveillance programs.

Edward Snowden: A former U.S. intelligence contractor who disclosed classified documents about surveillance programs. Snowden contacted Greenwald and supplied the documents behind their reporting.
Laura Poitras: An American documentary filmmaker and journalist known for films about national security and surveillance. Poitras helped connect Snowden with Greenwald and co-founded The Intercept with him.
Investigative journalism: Journalism that uses sustained research to uncover facts of public significance. Greenwald’s Snowden work used document analysis and source reporting characteristic of this practice.
Mass surveillance: The large-scale monitoring of communications, movements, or activities across populations. The disclosures made this broad practice a central subject of public debate.
The Guardian: A British newspaper founded in 1821 and headquartered in London. Greenwald worked there when it published his first reports based on Snowden’s disclosures.
Ewen MacAskill: A Scottish journalist who reported for The Guardian on national security and politics. MacAskill joined Greenwald in reporting the first Snowden documents for The Guardian.
Source protection: Journalistic practices and legal safeguards used to protect confidential sources from identification or harm. Secure communication was essential to Greenwald’s contact with Snowden.
USA FREEDOM Act: A 2015 U.S. law that ended the NSA’s bulk collection of domestic telephone metadata under Section 215. The disclosures contributed to pressure for reforms addressing bulk surveillance.
PRISM (surveillance program): A U.S. intelligence collection program that obtains data from internet companies under legal authority. Greenwald’s reporting revealed documents describing PRISM’s role in NSA surveillance.
Barton Gellman: An American journalist and author who reported on intelligence and national security for The Washington Post. Gellman was another journalist Snowden selected to receive and report on his disclosures.

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Snowden disclosuresRelated: Snowden contacted him to help publish evidence of surveillance programs.