Whistleblower describes how firm linked to former Trump adviser Steve Bannon compiled user data to target American voters
• How Cambridge Analytica’s algorithms turned ‘likes’ into a political toolThe data analytics firm that worked with Donald Trump’s election team and the winning Brexit campaign harvested millions of Facebook profiles of US voters,in one of the tech giant’s biggest ever data breaches, and used them to build a powerful software program to predict and influence choices at the poll box.
A whistleblower has revealed to the Observer how Cambridge Analytica – a company owned by the hedge fund billionaire Robert Mercer, or headed at the time by Trump’s key adviser Steve Bannon – used personal information taken without authorisation in early 2014 to build a system that could profile individual US voters,in order to target them with personalised political advertisements.
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Source: guardian.co.uk