<p>World Chess Champion Garry Kasparov makes a move in New York during his fourth game against the IBM Deep Blue chess computer in 1997. The computer won.</p>

World Chess Champion Garry Kasparov makes a move in New York during his fourth game against the IBM Deep Blue chess computer in 1997. The computer won.

Photograph by Stan Honda, AFP, Getty

Computers tell us who to date, who to jail: But should they?

Algorithms govern our lives more and more, but it’s critical that we engage with new technology to create the best future, says a new book.

The question of how much power algorithms have over our lives has a topical edge. Already there are lines of code that tell us what to watch, whom to date, and even whom to send to jail. In Hello World: Being Human in the Age of Algorithms British mathematician Hannah Fry takes us inside that world and asks: Are we in danger of losing our humanity?

When National Geographic caught up with Fry in New York City during her book tour, the author explained why Gary Kasparov’s defeat by IBM’s Deep Blue was such a defining moment, how algorithms used in the justice system can have racial bias, and why the 2016 election should be a wake-up call for

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