American Council of Trustees and Alumni 52-1870003 Click to copy DC Arts and Culture 30 Moving Picture Institute 20-3237801 Click to copy NY Arts and Culture 30 Bill of Rights Institute 48-0891418 Click to copy VA Unclassified 27 Donors Trust Inc 52-2166327 Click to copy VA Philanthropy 26 Ethics and Public Policy Center Inc 52-1162185 Click to copy DC Public Benefit 23 Heterodox Academy 82-2903153 Click to copy NY Education 22 Young Voices 81-2593815 Click to copy DC Cause Not Recorded 22 American Institute for Economic Research Inc 04-2121305 Click to copy MA Social Science 21 Heartland Institute 36-3309812 Click to copy IL Public Benefit 21 Libertas Network 45-5254794 Click to copy UT Public Benefit 21 Students for Liberty Incorporated 94-3435899 Click to copy VA Education 20 Real Clear Foundation 52-2128875 Click to copy IL Education 19 Free to Choose Network 52-1455677 Click to copy PA Arts and Culture 18 Independent Womens Forum 54-1670627 Click to copy VA Civil Rights 18 Americas Future Foundation 52-1928321 Click to copy DC Youth Development 16 Braver Angels Inc 13-3400377 Click to copy NY Human Services 16 Emergent Order Foundation Inc 85-3369351 Click to copy TX Education 16 National Right to Work Legal Defense & Education Foundation Inc 59-1588825 Click to copy VA Crime and Legal 16 Pacific Research Institute for Public Policy 94-2528433 Click to copy CA Philanthropy 16 Daily Caller News Foundation 45-2922471 Click to copy DC Arts and Culture 15 Foundation for Government Accountability Inc 45-2637507 Click to copy FL Public Benefit 15 Speech First Inc 82-3599047 Click to copy DC Civil Rights 15 The Buckeye Institute 31-1278593 Click to copy OH Community Improvement 15 Center for Individual Rights 52-1600481 Click to copy DC Civil Rights 14 Foundation for Cultural Review Inc 13-3108424 Click to copy NY Arts and Culture 14 Student Free Press Association 27-2277658 Click to copy MI Education 14 Acton Institute for the Study of Religion and Liberty 38-2926822 Click to copy MI Civil Rights 13 Archbridge Institute 47-4252296 Click to copy DC Education 13 Atlas Economic Research Foundation 94-2763845 Click to copy VA Social Science 13 Becket Fund 52-1858532 Click to copy DC Social Science 13 Center for Independent Thought Inc 52-0945376 Click to copy PA Social Science 13 Do No Harm 87-4701865 Click to copy VA Public Safety 13 National Taxpayers Union Foundation 52-1122683 Click to copy DC Philanthropy 13 The James Madison Institute for Public Policy Studies Inc 59-2811908 Click to copy FL Public Benefit 13 Americans for Prosperity Foundation 52-1527294 Click to copy VA Social Science 12 Defending Education 86-1596460 Click to copy VA Civil Rights 12 Evergreen Freedom Foundation 94-3136961 Click to copy WA Unclassified 12 Franklin News Foundation 26-4066298 Click to copy IL Education 12 Friends of the Ashbrook Center 34-1581651 Click to copy OH Philanthropy 12 Illinois Policy Institute 41-2057028 Click to copy IL Public Benefit 12 Institute for Free Speech 20-3676886 Click to copy DC Public Benefit 12 Jack Miller Center for Teaching Americas Founding Principles and 26-1147689 Click to copy PA Philanthropy 12 Let Grow Inc 82-2643800 Click to copy NY Human Services 12 National Center for Public Policy Research Inc 52-1226614 Click to copy DC Public Benefit 12 Vmts Education Inc 84-4459778 Click to copy NY Arts and Culture 12 Co2 Coalition Inc 47-3722575 Click to copy VA Environment 11 Committee for a Constructive Tomorrow 52-1462893 Click to copy DC Arts and Culture 11 Fairness Center Inc 46-4482738 Click to copy PA Crime and Legal 11 Institute for Energy Research 76-0149778 Click to copy DC Environment 11 Lucy Burns Institute Inc 20-8036372 Click to copy WI Public Benefit 11