Information technology amplifies irrational group behavior

Thursday, April 11, 2013 - 13:00 in Mathematics & Economics

Web tools and social media are our key sources of information when we make decisions as citizens and consumers. But these information technologies can mislead us by magnifying social processes that distort facts and make us act contrary to our own interests. Companies such as Google and Facebook have designed algorithms that are intended to filter away irrelevant information -- known as information selection -- so that we are only served content that fits our clicking history. Researchers say this is, from a democratic perspective, a problem as you may never in your online life encounter views or arguments that contradict your worldview.

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