Highlights•Affective polarization (political animosity) is rising in America and cannot be fully
explained by ideological polarization.•People's misperceptions of the ideological divide …

How does online technology affect sociability? Emerging evidence—much of it inconclusive—
suggests a nuanced relationship between use of online technology (the Internet, social …

An intensely debated topic is whether political polarization on social media is on the rise. We
can investigate this question only if we can quantify polarization, by taking into account how …

Despite widespread feeling that public opinion in the United States has become dramatically
polarized along political lines, empirical support for such a pattern is surprisingly elusive …

Social media has played an important role in sha** political discourse over the last
decade. At the same time, it is often perceived to have increased political polarization …

Humans exhibit a remarkable capacity for cooperation among genetically unrelated
individuals. Yet, human cooperation is neither universal, nor stable. Instead, cooperation is …

With the explosive growth of online social media, the ancient problem of information
disorders interfering with news diffusion has surfaced with a renewed intensity threatening …

Abstract Claims that the United States Congress is (becoming more) polarized are
widespread, but what is polarization? In this paper, I draw on notions of intergroup relations …

In this age of Facebook, Instagram, and Twitter, there is rapidly growing interest in
understanding network-enabled opinion dynamics in large groups of autonomous agents …

The flow of information reaching us via the online media platforms is optimized not by the
information content or relevance but by popularity and proximity to the target. This is typically …