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Campaigns, parties, interest groups, pollsters and political scientists increasingly rely on voter registration lists and consumer files to identify targets for registration, persuasion and mobilization, and as sampling frames for surveys. However, a sizable proportion of the U.S. citizen population does not appear on these lists, making them invisible to list-based campaigns and research.

What political consequences follow from a list-based view of the polity?

Author: Simon Jackman and Bradley Spahn, August 2015