Gathered from various sites, this list will continually be under construction. There are at least 85 think tanks that contribute reports and support to the Conservative Movement. * Acton Institute * America's Future Foundation * American Enterprise Institute * American Land Rights Association * Calvert Institute for Policy Research * Cato Institute * Campus Watch * Claremont Institute * Conservative Caucus * Evergreen Freedom Foundation * Federalist Foundation * Goldwater Institute * Greening Earth Society * Heartland Institute * Heritage Foundation * Hoover Institution * Hudson Institute * The Independent Institute * Ludwig von Mises Institute * Middle East Forum * Opinion, Inc.