Christopher Wylie blew the whistle on Cambridge Analytica, which he help build. Photo: AFP

How Cambridge Analytica exploited Facebook users’ data, and why it’s a big deal

Cambridge Analytica reportedly used the data, taken without authorisation in early 2014, to build software to predict and influence choices at the ballot box

Topic |   Explainers: Politics

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Christopher Wylie blew the whistle on Cambridge Analytica, which he help build. Photo: AFP
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