Matthew is the Professor of Politics at the University of Kent, and a political scientist by training. He is known for his work on Britain and Europe, radicalism, immigration and Euroscepticism. He received his PhD from the University of Bath in 2007, after which he worked for a self-funded research institute at the University of Manchester. He was then awarded a Postdoctoral Fellowship with the Economic and Social Research Council.
Since 2008 he has been co-editor of the Routledge book series on Extremism and Democracy. Between 2011 and 2015 he served as a member of the UK government's working group on anti-Muslim hatred.
In 2014 he was recipient of the Richard Rose Prize for his distinctive contribution to the study of politics. In the same year, he was awarded the Communicator Prize for his dissemination of social science research to a wider audience. In 2015, he won the Paddy Power Political Book of the Year for Revolt on the Right, co-authored with Robert Ford.