Social media are often accused of worsening the quality of online debate. In this paper, we
focus on group polarization in the context of social media-enabled interaction, a …

Mounting evidence indicates that the artificial intelligence (AI) systems that rank our social
media feeds bear nontrivial responsibility for amplifying partisan animosity: negative …

The political stance prediction for news articles has been widely studied to mitigate the echo
chamber effect–people fall into their thoughts and reinforce their pre-existing beliefs. The …

Large-scale social media services have been challenged due to their lack of ethical
principles, which has resulted in allegations of user manipulation such as propagation of …

Exposure to diverse perspectives is helpful for bursting the filter bubble in online public
video platforms. The recent advancement of Large Language Models (LLMs) illuminates the …

The intensification of affective polarization worldwide has raised new questions about how
social media platforms might be further fracturing an already-divided public sphere. As …

The diffusion of disinformation via social media has become a pressing societal concern for
business leaders and policy makers. In recent years, online disinformation has been …

We examine the position of five online-only 'countermedia'publications often publicly
labelled as 'fake media'and use them to indicate how the 'post-truth era'takes place. Both …

Enabling the free and equal exchange of arguments on social issues in a respectful manner
is an integral part of establishing the democratic ideal. However, the current manifestation of …

A new wave of research about society has emerged, which uses computers as research
instruments. This research not only uses computers for text processing or web browsing but …