Professor of Social Computing and Head of the Department of Computer and Information Sciences at Northumbria University.
His research lies at the boundary between computing and the social sciences and explores the use and significance of social media, and other participatory digital services, in people’s lives. This includes a focus on the design of new social platforms, applications and services as well as the multi-disciplinary analysis of text, speech and image data. He has conducted applied and cross-disciplinary work in areas including mental health and wellbeing, politics, activism, animal behaviour and sustainability. He is the author of over 150 peer-reviewed publications.