Director, Reuters Institute for the Study of Journalism
His work focuses on changes in the news media, political communication, and the role of digital technologies in both. He has done extensive research on American politics, journalism, and various forms of activism, and a significant amount of comparative work in Western Europe and beyond.
Recent books include The Changing Business of Journalism and its Implications for Democracy (2010, edited with David Levy), Ground Wars: Personalized Communication in Political Campaigns (2012), and Political Journalism in Transition: Western Europe in a Comparative Perspective (2014, edited with Raymond Kuhn).
In 2014, he won the Doris Graber Award for best book on political communication published in the last ten years, awarded by the American Political Science Association, for his Ground Wars. He is also recipient of the 2014 Tietgen Prize for his work on current changes in the news media.
He holds a BA and a MSc in Political Science from the University of Copenhagen, a MA (with distinction) in Political Theory from the University of Essex, and a PhD (with distinction) in Communications from Columbia University.