We explore the implications of online social endorsement for the Covid-19 vaccination
program in the United Kingdom. Vaccine hesitancy is a long-standing problem, but it has …

This work presents an openly available dataset to facilitate researchers' exploration and
hypothesis testing about the social discourse of the COVID-19 pandemic. The dataset …

Conspiracies are consequential and social, yet online conspiracy groups that consist of
individuals (and bots) seeking to explain events or a system have been neglected in …

As an integral component of public discourse, Twitter is among the main data sources for
scholarship in this area. However, there is much that scholars do not know about the basic …

Introduction When using social media, physicians are encouraged and trained to maintain
separate professional and personal identities. However, this separation is difficult and even …

We address a challenging problem of identifying main sources of hate speech on Twitter. On
one hand, we carefully annotate a large set of tweets for hate speech, and deploy advanced …

COVID-19 represents the most severe global crisis to date whose public conversation can
be studied in real time. To do so, we use a data set of over 350 million tweets and retweets …

This paper introduces and presents a first analysis of a uniquely curated dataset of
misinformation, disinformation, and rumors spreading on Twitter about the 2020 US election …

Guided by moral foundation theory, this study examined how moral framing interacted with
local constituents' ideological leaning to affect public engagement outcomes of government …

The threats posed to society by climate change often fail to become priorities for voters and
policymakers. Nevertheless, it has been shown that merely paying online attention to climate …