What is Cambridge Analytica? The recent word that 50 million Facebook users had their personal information collected during the 2016 presidential campaign by a data analytics firm has brought new and intense scrutiny on Facebook and social media.

Posting privately to your friends, liking and disliking posts and pages may seem harmless enough, but that seemingly benign information can be mined, studied, analyzed, and transformed into political campaign ammunition. Everything Explained’s Brian Shields spoke with Prof. James Hendler, the Director for Data Exploration and applications at Rensselaer Polytechnic Institute in Troy about the data giant.

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