British Politics Vol. 1, Issue 2, Pages 195-221 2006 HKS Authors See citation below for complete author information. Pippa Norris Paul F. McGuire Lecturer in Comparative Politics Citation Norris, Pippa. "Did the Media Matter? Agenda-Setting, Persuasion and Mobilization Effects in the 2005 British General Election." British Politics 1.2 (2006): 195-221.