Introduction; J.H.Pammett & J.DeBardeleben PART I: DEFINING THE PARTICIPATION GAP Citizen Participation and Democratic Deficits: Considerations from the Perspective of Democratic Theory; M.Warren The Decline of Political Participation: An Empirical Overview of Voter Turnout and Party Membership; A.Siaroff PART II: VOTER TURNOUT: UNDERSTANDING THE DECLINE Turnout in Electoral Democracies Revisited; A.Blais & A.Dobrzynska Where Turnout Holds Firm: The Scandinavian Exceptions; J.Elklit & L.Togeby New Members, Old Issues: The Problem of Voter Turnout in European Parliament Elections; J.DeBardeleben & L.LeDuc PART III: PARTIES AS VEHICLES OF PARTICIPATION Party Membership and Activism in Comparative Perspective; P.Whiteley Models of Party Organization and Europarties; L.Bardi & E.Calossi Grassroots Participation and Party Leadership Selection: Examining the British and Canadian Cases; W.Cross & J.Crysler PART IV: BEYOND ELECTIONS AND PARTIES: INNOVATIONS IN ACTIVATING CITIZENS Participation and the Good Citizen; J.H.Pammett Institutionalizing Participation through Citizens' Assemblies; J.Rose Citizen Involvement in Constitutional Politics: European and Canadian Experiences; L.LeDuc Youth Engagement, Civic Engagement, and New Vehicles of Political Participation; E.Saunders