How Much Are We Willing To Reveal? The Use Of Personal Data Of Social Networks By Algorithms In Politics

The idea that there is something or someone watching what people do on the Internet is not just an idea, unfortunately, it is true. Everything that a user of the network does leaves a path of data that can be tracked. And there will always be someone willing to follow him.

Enter the social network of preference, like, post a photo or simply observe among the millions of profiles available, that is a usual behavior today. But, what few really know is that each of those steps or, rather, clicks, could be under a dangerous magnifying glass.

Also read: David Carroll: “Today we are in the world where voter data is exported to other countries”


The crisis generated by the Cambridge Analytica and Facebook case, due to the evidence of political manipulation of social networks continues to surprise the world. One of the key figures of this scandal is the British professor David Caroll and Santiago was to participate in the ninth edition of the Future 2020 Congress.

Social networks use algorithms to show their users what they like, what they agree with, what they have affinity for, what they are able to pay for and, thus, they shape a behavior, a consumption pattern and even vote In an election.

Caroll sued the British company Cambridge Analytica to give him the personal data he had accessed. In an interview, the academic said he has studied how social network algorithms operate. "The technology used to sell vacations is the same as that used to sell political candidates," he said.

The British professor starred in the Netflix documentary Nothing is private (Great Hack, in English), which tells how Cambridge Analytica used private information from people who use Facebook to influence their voting decision.

“What they do is manipulate public opinion, but they don't do it globally. It's called microtargeting, that is, they look for people who are vulnerable to this type of manipulation and direct their attacks on them, as false news propaganda, ”explains Bárbara Poblete, a professor at the University of Chile and an IMFD researcher.

The first indications were that the Cambridge Analytica company, a company linked to the presidential campaign of Donald Trump, could have accessed the personal information of 50 million Facebook users.

Read also: Polis, algorithms and idiots: Daniel Matamala sees the future of humanity at the opening of the Future 2020 Congress

The scandal was worldwide, with time it became clear that it was probably not 50 but 87 million personal profiles on the social network owned by Marc Zuckerberg, who would have been violated by Cambridge Analytica, a British company that cemented Trump's arrival to the presidency of the United States in 2016.

Santiago receives the 2020 Future Congress at the Oriente Theater in the Providencia commune, between January 13 and 17. Participation is free and will have activities in nine regions of the country, it can also be followed by streaming and the website of,, and



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