Dr Ashley Mattheis is a Lecturer in Digital Media and Culture in the Department of Art History and Cultural Practices at the University of Manchester, UK.

Ashley specializes in critical media studies, visual rhetorical criticism, and digital cultural analyses, integrating feminist science and technology studies with Black Feminist theory. Her research explores how new media technologies and socio-technical systems shape social influence, focusing on digital extremist cultures like the Manosphere, Far Right, #Trad, and QAnon. She examines their propaganda, gendered communication, and digital media circulation. Ashley has worked at Swansea University and Dublin City University, and is an Associate Editor at Perspectives on Terrorism.