U.S. Secular Organizations


  • African Americans for Humanism - African Americans for Humanism supports skeptics, more about doubters, online humanists, buy and atheists in the African American community, provides forums for communication and education, and facilitates coordinated action to achieve shared objectives. African Americans for Humanism is a program of the Council for Secular Humanism, headquartered at the Center for Inquiry–Transnational in Amherst, NY.
  • American Civil Liberties Union (ACLU) - The ACLU is our nation’s guardian of liberty, working daily in courts, legislatures and communities to defend and preserve the individual rights and liberties that the Constitution and laws of the United States guarantee everyone in this country.
  • American Atheists - Since 1963, American Atheists has been the premier organization laboring for the civil liberties of atheists and the total, absolute separation of government and religion. It was born out of a court case begun in 1959 by the Murray family which challenged prayer recitation in the public schools.
  • American Humanist Association - We strive to bring about a progressive society where being good without gods is an accepted way to live life. We are accomplishing this through our defense of civil liberties and secular governance, by our outreach to the growing number of people without traditional religious faith, and through a continued refinement and advancement of the humanist worldview.
  • Americans United for the Separation of Church and State (Americans United) - Americans United for Separation of Church and State is a nonpartisan educational organization dedicated to preserving the constitutional principle of church-state separation as the only way to ensure religious freedom for all Americans.
  • Atheist Alliance of America - AAA’s vision is to transform society into one that supports and respects a worldview based on the values of reason, empiricism and naturalism, and respects and protects the separation of religion and government. Mission is to develop and provide educational, advocacy, and community-building programs for the atheist community that assist towards fulfilling the above vision.
  • Atheists For Humanity - Atheists for Humanity Inc. is a 501(c)3 charity non-profit based in Denver, Colorado.  Our goals are simple: raise money and awareness for worthy charities and actively work to de-stigmatize atheists and atheism.
  • Camp Quest - ”The Secular Summer Camp”, is the first residential summer camp in the United States for the children of those who hold a naturalistic world view.
  • Center for Inquiry (CFI) - The mission of the Center for Inquiry is to foster a secular society based on science, reason, freedom of inquiry, and humanist values. To oppose and supplant the mythological narratives of the past, and the dogmas of the present, the world needs an institution devoted to promoting science, reason, freedom of inquiry, and humanist values. The Center for Inquiry is that institution.
  • Committee for Skeptical Inquiry - (part of CFI) - The mission of the Committee for Skeptical Inquiry is to promote scientific inquiry, critical investigation, and the use of reason in examining controversial and extraordinary claims.
  • Council for Secular Humanism - (part of CFI) - The mission of the Council for Secular Humanism is to advocate and defend a nonreligious lifestance rooted in science, naturalistic philosophy, and humanist ethics and to serve and support adherents of that lifestance. The Council is North America’s leading organization for non-religious people. A not-for-profit educational corporation, the Council supports a wide range of activities to meet the needs of people who find meaning and value in life without looking to a religion. Its activities range from magazine publishing and campaigning on ethical issues to holding conferences and supporting a network of autonomous local groups.
  • Fellowship of Freethought - To create a positive impact on our shared world, our mission is to provide a community that values and promotes a freethinking life unencumbered by the biases of tradition, dogma, and authority and that encourages people to live a reason and evidence-based life characterized by close fellowship, ethical contemplation, critical thinking, community service, and the appreciation of scientific knowledge and understanding of the universe and our place in it.
  • Freedom From Religion Foundation (FFRF) - The purposes of the Freedom From Religion Foundation, Inc., as stated in its bylaws, are to promote the constitutional principle of separation of state and church, and to educate the public on matters relating to nontheism. Incorporated in 1978 in Wisconsin, the Foundation is a national membership association of more than 17,000 freethinkers: atheists, agnostics and skeptics of any pedigree.
  • Foundation Beyond Belief - To demonstrate humanism at its best by supporting efforts to improve this world and this life, and to challenge humanists to embody the highest principles of humanism, including mutual care and responsibility.
  • Human Rights Campaign - The Human Rights Campaign represents a grassroots force of more than a million members and supporters nationwide. As the largest national lesbian, gay, bisexual and transgender civil rights organization, HRC envisions an America where LGBT people are ensured of their basic equal rights, and can be open, honest and safe at home, at work and in the community. HRC envisions an America where lesbian, gay, bisexual and transgender people are ensured equality and embraced as full members of the American family at home, at work and in every community.
  • The Humanist Institute - The mission of The Humanist Institute is to educate leaders and potential leaders to shape and deliver the message of Humanism. Our vision is to be an outstanding center for Humanist education, drawing students from all branches of Humanism.
  • The Humanist Society - Recognizing the important role life occasions play in individual and community life, the Humanist Society’s unique ministry prepares Humanist Celebrants to lead ceremonial observances across the nation and worldwide. Celebrants provide millions of Americans an alternative to traditional religious weddings, memorial services, and other life cycle events. Celebration of life is central to a meaningful Humanist philosophy, and Humanist Celebrants officiate significant celebrations vital to Humanist life.HS is also starting to work at the grassroots level by developing the Humanist Community Project, by providing the tools to develop truly Humanist communities. These communities will empower local Humanist groups with the ability to reach out to a greater population of people by providing educational programs, regular communal celebrations, and meaningful social interaction with fellow Humanists.
  • Humanists of Washington - Humanists of Washington (HOW) is a freethought association dedicated to the principles of Secular Humanism (see Definitions and Statement of Philosophy, below). Through our unique quarterly freethought journal, The Secular Humanist Press, we seek to educate the public and provide a forum for readers to explore the application of our philosophy to everyday life. We debate timely topics, feature regular columns by members and friends, and provide news of interest to atheists and freethinkers.
  • Institute for Humanist Studies - The Institute for Humanist Studies, formerly the producer of Humanist Network News, manager of the Humanists.net web hosting program, and humanist lobby in New York, is now reorganizing as a humanist think tank.
  • James Randi Educational Foundation (JREF) - Our mission is to promote critical thinking by reaching out to the public and media with reliable information about paranormal and supernatural ideas so widespread in our society today.The James Randi Educational Foundation was founded in 1996 to help people defend themselves from paranormal and pseudoscientific claims. The JREF offers a still-unclaimed million-dollar reward for anyone who can produce evidence of paranormal abilities under controlled conditions. Through scholarships, workshops, and innovative resources for educators, the JREF works to inspire this investigative spirit in a new generation of critical thinkers. We need your help to create a world where everyone has access to the tools of science and critical thinking, and charlatans can’t get rich by deceiving people. You can make a difference by becoming a member, taking action with us to stop paranormal and pseudoscientific frauds, or joining us at the Amaz!ng Meeting, the world’s premier gathering of skeptical thinkers.
  • LGBT Humanist Council - The LGBT Humanist Council of the American Humanist Association is committed to advancing equality for lesbian, gay, bisexual, and transgender people and their families. The Council seeks to improve the lives of LGBT individuals though education, public service and outreach and serve as a resource for members of the American Humanist Association, the greater freethought community, and the public on LGBT issues.
  • Military Association of Atheists and Freethinkers - Vision: Equal Rights for Nontheists. A military where nontheist service members are accepted, valued, and afforded equal rights. Mission: Community, Education, and Advocacy, to provide a supportive community for nontheistic service members,to educate military leaders about nontheism, and to resolve insensitive practices that illegally promote religion or unethically discriminate against nontheism
  • National Atheist Party (NAP) - We are an American political party, uniquely formed as a true, constitutional movement, reaching out to all who seek a secular government as outlined in the First Amendment to our United States Constitution. Our mission: To politically represent U.S. atheists and all who are drawn to our mandate, in a political process that has thus far marginalized and ignored one of the largest and growing segments of the U.S. population. The National Atheist Party is a diverse, all inclusive, progressive, secular political movement and a response to the lack of representation for all free thinking people who are legal, law abiding citizens of the United States. We demand emancipation from the religious dogma that has infiltrated our government and has unfairly influenced political decisions and policy making. We are for the people, by the people, and therefore incorporate the right to use the power of the people to restore equality to our Democracy using reasonable, rational and non-violent means.
  • National Center For Science Education – The National Center for Science Education (NCSE) is a not-for-profit, membership organization providing information and resources for schools, parents and concerned citizens working to keep evolution and climate science in public school science education. We educate the press and public about the scientific and educational aspects of controversies surrounding the teaching of evolution and climate change, and supply needed information and advice to defend good science education at local, state, and national levels. Our 4500 members are scientists, teachers, clergy, and citizens with diverse religious and political affiliations.
  • National Science Foundation – The National Science Foundation (NSF) is an independent federal agency created by Congress in 1950 “to promote the progress of science; to advance the national health, prosperity, and welfare; to secure the national defense…” With an annual budget of about $6.9 billion (FY 2010), we are the funding source for approximately 20 percent of all federally supported basic research conducted by America’s colleges and universities. In many fields such as mathematics, computer science and the social sciences, NSF is the major source of federal backing.
  • Origins Project (ASU) - The ASU Origins Project is a transdisciplinary initiative that nurtures research, energizes teaching, and builds partnerships, offering new possibilities for exploring the most fundamental of questions who we are and where we came from. Much of the most exciting research being done today involves exploring questions of origins. We foster the origins work being done across Arizona State University, recruiting distinguished faculty and generating relationships that explore the most complex, profound questions facing humankind today. Every year we host a number of international workshops which gather the world’s top researchers from a variety of fields. At the same time, the ASU Origins Project works to raise the profile of origins-related issues and broaden scientific literacy through curricular initiatives and public discussions. Our efforts aim to create knowledge, improve education, and raise public awareness on key issues with the ultimate goals of helping solve pressing global problems, improving quality of life, and informing the development of sound public policy.
  • Project Reason - Project Reason is a 501(c)(3) nonprofit foundation devoted to spreading scientific knowledge and secular values in society. The foundation draws on the talents of prominent and creative thinkers in a wide range of disciplines to encourage critical thinking and erode the influence of dogmatism, superstition, and bigotry in our world.
  • The Richard Dawkins Foundation - The mission of the Richard Dawkins Foundation for Reason and Science is to support scientific education, critical thinking and evidence-based understanding of the natural world in the quest to overcome religious fundamentalism, superstition, intolerance and suffering.
  • Secular Coalition for America - The Secular Coalition for America is a 501(c)(4) advocacy organization whose purpose is to amplify the diverse and growing voice of the non-theistic community in the United States. We are located in Washington, D.C. for ready access to government, activist partners and the media. Our staff lobbies U.S. Congress on issues of special concern to our constituency.
  • Secular Student Alliance - The mission of the Secular Student Alliance is to organize, unite, educate, and serve students and student communities that promote the ideals of scientific and critical inquiry, democracy, secularism, and human-based ethics. We envision a future in which nontheistic students are respected voices in public discourse and vital partners in the secular movement’s charge against irrationality and dogma. We work to organize and empower nonreligious students around the country. Our primary goal is to foster successful grassroots campus groups which provide a welcoming community for secular students to discuss their views and promote their secular values.
  • The Secular Web/Internet Infidels - The Secular Web is owned and operated by Internet Infidels, Inc., a 501(c)(3) nonprofit educational organization dedicated to defending and promoting a naturalistic worldview on the Internet. Naturalism is the “hypothesis that the natural world is a closed system” in the sense that “nothing that is not a part of the natural world affects it.” As such, “naturalism implies that there are no supernatural entities,” such as gods, angels, demons, ghosts, or other spirits, “or at least none that actually exercises its power to affect the natural world.”[1] And without miraculous interventions into nature from a spiritual realm, neither prayer nor magic are more effective than a placebo.
  • The Skeptic Society - A scientific and educational organization of leading scientists, scholars, investigative journalists, historians, professors and teachers. Our mission is to investigate and provide a sound scientific viewpoint on claims of the paranormal, pseudoscience, fringe groups, cults and claims between: science, pseudoscience, junk science, voodoo science, pathological science, bad science, non science and plain old nonsense. Publishes SKEPTIC magazine and produces the “Skepticality” podcast.
  • The Society of Open-Minded Atheists & Agnostics (SOMA) - Universty of Kansas, Hosts of Reasonfest - SOMA stands for Society of Open-Minded Atheists and Agnostics, and is the only non-theist student group at KU as well as an affiliate of the Secular Student Alliance and the Center for Inquiry-On Campus. Our mission is to educate, organize, and unite students and members of the community by promoting a positive image of non-theists and the ideals of rationality, science, secularism, and human-based ethics.
  • United Coalition of Reason- The United Coalition of Reason is a nonprofit national organization that helps local nontheistic groups work together to achieve higher visibility, gain more members, and have a greater impact in their local areas. We achieve this goal by assisting local groups in the “community of reason” to cooperate with each other.



  • Atheist Alliance International- Atheist Alliance International’s vision is a secular world where public policy, scientific inquiry and education are not influenced by religious beliefs, but based upon sound reasoning, rationality and evidence. Atheist Alliance International’s mission is to challenge and confront religious organizations and faith and strengthen global atheism by promoting the growth and interaction of atheist and freethought organisations in countries and regions around the world and undertaking international educational and advocacy projects.
  • International Humanist and Ethical Union (IHEU)IHEU is the world union of more than 100 Humanist, rationalist, laïque, ethical culture, atheist and freethought organisations in over 40 countries. Our mission is to represent and support the worldwide Humanist movement. Our aim is a Humanist world in which human rights are respected and everyone can live a life of dignity.




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