Misinformation has been identified as a major contributor to various contentious
contemporary events ranging from elections and referenda to the response to the COVID-19 …

Healthy democratic polities feature competing visions of a good society but also require
some level of cooperation and institutional trust. Democracy is at risk when citizens become …

Many critics raise concerns about the prevalence of 'echo chambers' on social media and
their potential role in increasing political polarization. However, the lack of available data …

Does Facebook enable ideological segregation in political news consumption? We
analyzed exposure to news during the US 2020 election using aggregated data for 208 …

Politics has in recent decades entered an era of intense polarization. Explanations have
implicated digital media, with the so-called echo chamber remaining a dominant causal …

There has been growing concern about the role social media plays in political polarization.
We investigated whether out-group animosity was particularly successful at generating …

Content on Twitter's home timeline is selected and ordered by personalization algorithms.
By consistently ranking certain content higher, these algorithms may amplify some …

Social media may limit the exposure to diverse perspectives and favor the formation of
groups of like-minded users framing and reinforcing a shared narrative, that is, echo …

Climate change and political polarization are two of the twenty-first century's critical socio-
political issues. Here we investigate their intersection by studying the discussion around the …

In recent years, there has been a great deal of concern about the proliferation of false and
misleading news on social media,,–. Academics and practitioners alike have asked why …