In May Edward Snowden emerged from obscurity to reveal insights into perhaps the world's
biggest surveillance operations, run by the US and UK ostensibly to find
and track terror suspects.
A former contractor for the US National Security Agency, his leaks of 200,000 NSA files over several months revealed that the US and UK were operating internet surveillance on a huge scale.
He told Channel 4 that George Orwell's fictional warnings of data collection by an overbearing state "are nothing compared to what we have available today".
Privacy matters, privacy is what allows us to determine who we are and who we want to be. Edward Snowden