>> "More than a million supporters of Edward Snowden have petitioned President Barack Obama to pardon him, but the former National Security Agency contractor hasn't submitted the required documents for clemency, according to the White House."
Source:
http://www.cnn.com/2017/01/17/politics/snowden-no-clemency-r....
Forms:
https://www.justice.gov/pardon/application-forms
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EDIT: Appears the only way to contact Ed is by Twitter:
https://twitter.com/Snowden