An important dimension of social media discourse is its searchability. A key semiotic
resource supporting this function is the hashtag, a form of social tagging that allows …

Metadata such as the hashtag is an important dimension of social media communication.
Despite its important role in practices such as curating, tagging, and searching content, there …

Little is currently known about the factors that promote the propagation of information in
online social networks following terrorist events. In this paper we took the case of the terrorist …

How do shared conventions emerge in complex decentralized social systems? This
question engages fields as diverse as linguistics, sociology, and cognitive science. Previous …

As the most visible face of health expertise to the general public, health agencies have
played a central role in alerting the public to the emerging COVID-19 threat, providing …

This is a short book about the most prominent sign of our times. The simple# sign is now
used so widely that it is easy to overlook the fundamental effects it has had in the structuring …

In recent years, digital technologies have expanded the possibilities for human interactions
in ways that were never before imagined, further complicating the teaching and learning of …

“Media events” generate conditions of shared attention as many users simultaneously tune
in with the dual screens of broadcast and social media to view and participate. We examine …

With the noted popularity of social networking sites, people increasingly rely on these social
networks to address their information needs. Although social question and answering is …

Many social media users include#-signs before particular terms on social media–which is
termed hashtagging. Recent research indicates that people tend to use the pound key for …