John Greenewald

Researcher who built The Black Vault, the largest public archive of FOIA-declassified documents.

John Greenewald Jr. (born April 17, 1981) is an American researcher and ufologist, best known as the founder of The Black Vault, a digital archive containing millions of pages of United States government documents obtained through the Freedom of Information Act. His work has been described by The Washington Post as a "civilian repository" of such records, and he has published material ranging from MKUltra papers to declassified Pentagon UFO videos. Greenewald has written several books on government secrecy and has appeared in media including the UFO documentary series.