Digital Textuality explores the ways in which the English language is used in new media technologies. This undergraduate textbook covers a range of digital text genres, including news sites, social media, collaborative fiction, hypertext fiction and poetry. Using Hallidayan linguistics, along with other approaches, such as Discourse Analysis, Multimodal Semiotics and Text World Theory, this book reflects the latest language-based research in digital texts. Topics included in these chapters are digital literacy, identity, online communities, hybridity and superdiversity.