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t suspicion from anyone else. This move could also give any collaborator he might have had in Hawaii time to cover his or her tracks. The astronomer Carl Sagan famously said in regard to searching the universe for signals from other civilizations that the “absence of evidence is not evidence of absence.” Tha
iferation. The Snowden breach was not without precedent at the NSA. There had been two Russian spies at the NSA during the Cold War, Jack Dunlap and David Sheldon Boone, who took a limited number of documents, but no one since the end of the Cold War is known to have taken a single NSA classified document. Now an ins
wald, to divert suspicion from anyone else. This move could also any collaborator he may have had in Hawaii time to cover his tracks. The astronomer Carl Sagan famously said in regard to searching the universe for signals from other civilizations that the “absence of evidence is not evidence of absence.” Tha
recruited after he retired from the NSA. After he was betrayed by a KGB double agent in 1985, was sentenced to life imprisonment, Finally, there was David Sheldon Boone, a NSA code clerk, who between 1988 and 1992, provided the KGB with NSA documents in return for $60,000. Boone, sentenced to 24 years in prison, was
rried...”—Author’s interview with Tyler Drumheller. 13. “As Snowden acknowledged, he...”-- Bamford, Wired, op.cit. 14. “Absence of evidence is...” —Carl Sagan, Cosmos (Random House, New York) 1980. P. 49 15. “We have many notable cases...” For the cases of Robert Hanssen and Aldrich Ames, see Appendix A 1
found dead of...” Edward Jay Epstein, “The Spy Wars,” New York Times, September 28, 1980 . “Robert Lipka, a clerk...”—See Robert Lipka Appendix A “ David Sheldon Boone...”—See David Boone, Appendix A “Harold Nicholson, the CIA’s deputy...”— Elizabeth Farnsworth, “Update on the Case of CIA Agent Harold Nicholson,” P
Entities connected to both Carl Sagan and David Sheldon Boone

Barack Obama
PERSON
Jeffrey Epstein
PERSON
United States
LOCATION
Vladimir Putin
PERSON
Woody Allen
PERSON
Alan Dershowitz
PERSON
Marc Rich
PERSON
North Korea
LOCATION
Ecuador
LOCATIONthe Soviet Union
LOCATION
John F. Kennedy
PERSON
Sarah Harrison
PERSON
Stephen Hawking
PERSON
George W. Bush
PERSONLeon Black
PERSON
Prince Charles
PERSON
Oliver Stone
PERSON
Hawaii
LOCATION
Edward Snowden
PERSON
Vogue
ORGANIZATION