- Co-editor of Strengthening Canadian Democracy, of Capturing Campaign Effects, and Social Capital, Diversity, and the Welfare State.
- Articles in CJPS, AJPS, BJPolS, JOP, Electoral Studies, and other journals, and chapters in numerous edited volumes.
- Winner of four APSA organized-section best paper prizes and three book prizes.
- Principal investigator of the 1988 and 1992-93 Canadian Election Surveys.
- He was co-investigator and director of survey, “Equality, Security, and Community,” Major Collaborative Research Initiative, 1998-2003.
- Research director of the National Annenberg Election Study at the University of Pennsylvania, 2000-1 and 2006-9.
- Consultant, 1996 New Zealand Election Study
- Advisory Board member, 2001, 2005, and 2010 British Election Studies.
- Planning Committee, 1998 US National Election Study Pilot.
- Marie Curie research Fellow, European University Institute, and Visiting Scientist on ELECDEM, a collaborative venture for training young scholars in the area of elections and democracy.