New mathematical tools to study opinion dynamics

Research published in the SIAM Journal on Applied Mathematics describes a new mathematical model for studying influence across social networks. Using tools from the field of topology, Robert Ghrist and Ph.D. graduate Jakob ...

Politicians in areas with most climate risk tweet about it least

Politicians are more likely to tweet about climate change if they are Democrats, represent wealthier districts and if their constituents are concerned about the climate, according to a new Cornell study. Meanwhile, communities ...

Pre-election polls in 2020 had the largest errors in 40 years

Public opinion polls ahead of the 2020 election were the most inaccurate in a generation, according to Josh Clinton, Abby and Jon Winkelried Chair and professor of political science, who recently served as chair of a special ...

Newspapers can reduce polarization by focusing on local issues

If you're confused about opinion journalism and what it is, you're not alone. Many Americans are. But even so, the editorials, opinion columns and letters to the editor that fill the op-ed pages could help bridge political ...

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