Name (English / local (abbreviation)) | Founded | Region served | Notes |
---|---|---|---|
Association against Quackery / Vereniging tegen de Kwakzalverij (VtdK) | 1881 | Netherlands | Oldest skeptical organisation.[1] Member of ECSO.[citation needed] |
Association for Skeptical Enquiry (ASKE) | 1997 | United Kingdom | Member of ECSO.[2] |
Australian Skeptics | 1980 | Australia | |
Brazilian Society of Skeptics and Rationalists / Sociedade Brasileira de Céticos e Racionalistas (SBCR) | 2001 | Brazil | |
Center for Inquiry (CFI) | 1991 | World | Global umbrella organisation based in Amherst, New York. |
Committee for the Advancement of Scientific Skepticism (CASS) | 2010 | Canada | Part of Centre for Inquiry Canada. |
Committee for Skeptical Inquiry (CSI), formerly Committee for the Scientific Investigation of Claims of the Paranormal (CSICOP) | 1976 | United States | Part of the Center for Inquiry. |
Committee Para / Comité Para[3] | 1949 | Belgium | Member of ECSO.[2] Serves Wallonia and Brussels. |
Czech Skeptics Club Sisyfos / Český klub skeptiků Sisyfos (Sisyfos) | 1995 | Czech Republic | Member of ECSO.[2] |
Dakshina Kannada Rationalist Association / தட்சிண கன்னட பகுத்தறிவாளர் ஒன்றியம் (DKRA) | 1976 | India | Member of FIRA. |
The Free Thought / De Vrije Gedachte (DVG) | 1856 | Netherlands | Focuses on atheism/secular humanism.[4] |
Edinburgh Skeptics Society (EdSkeptics) | 2009 | United Kingdom | |
European Council of Skeptical Organisations (ECSO) | 1994 | Europe | European umbrella organisation, based in Roßdorf, Germany. |
Federation of Indian Rationalist Associations / இந்திய பகுத்தறிவாளர் ஒன்றியங்களின் பேரவை (FIRA) | 1997 | India | Indian umbrella organisation. |
Freedom From Religion Foundation (FFRF) | 1978 | United States | Focuses on state/church separation, nontheism, and atheism. |
French Association for Scientific Information / Association française pour l’information scientifique (AFIS) | 1968[5] | France | Member of ECSO.[2] |
German Society for Fighting Quackery / Deutsche Gesellschaft zur Bekämpfung des Kurpfuschertums (DGBK) | 1903 | Germany | Dissolved in 1934. |
Glasgow Skeptics | 2009 | United Kingdom | |
Good Thinking Society | 2012 | United Kingdom | |
Het Denkgelag | 2012 | Belgium | |
Hungarian Skeptic Society / Szkeptikus Társaság (HSS) | 2006 | Hungary | Member of ECSO.[2] |
Independent Investigations Group (IIG) | 2000 | United States | |
Indian CSICOP | 19?? | India | Affiliated with CSI, member of FIRA. |
Indian Rationalist Association (IRA) | 1949 | India | Member of Rationalist International. |
Irish Skeptics Society | 2002 | Ireland | Member of ECSO.[2] |
Italian Committee for the Investigation of Claims of the Pseudosciences / Comitato Italiano per il Controllo delle Affermazioni sulle Pseudoscienze (CICAP) | 1989 | Italy | Member of ECSO.[2] |
James Randi Educational Foundation (JREF) | 1996 | United States | |
Launceston Skeptics | 2010 | Australia | |
Latvian Skeptics Society / Latvijas Skeptiskā Biedrība[6] | 2012 | Latvia | |
Lithuanian Skeptics Society / Lietuvos skeptikų draugija (LSD)[7] | 2011 | Lithuania | |
Maharashtra Committee for Eradication of Blind Faith / Maharashtra Andhashraddha Nirmoolan Samiti (MANS) | 1989 | India | Member of FIRA. |
Merseyside Skeptics Society (MSS) | 2009 | United Kingdom | |
MTÜ Eesti Skeptik (skeptik.ee) | 2007 | Estonia | |
Network of Independent Danish Skeptics[2][8][9] / Skeptica | 1997 | Denmark | |
New England Skeptical Society (NESS) | 1996 | United States | Fusion of three earlier organisations. |
New Mexicans for Science and Reason (NMSR) | 1990 | United States | |
New Zealand Skeptics[10] (NZ Skeptics) | 1986 | New Zealand | |
Office for Science and Society (OSS) | 1999 | Canada | McGill University, Montreal |
Philippine Atheists and Agnostics Society (PATAS) | 2011 | Philippines | |
Polish Skeptics Club / Klub Sceptyków Polskich (KSP)[11][12] | 2010 | Poland | |
Portuguese Skeptical Community / Comunidade Céptica Portuguesa (COMCEPT) | 2012 | Portugal | |
Rational Alternative to Pseudoscience – Society for the Advancement of Critical Thinking / Alternativa Racional a las Pseudociencias – Sociedad para el Avance del Pensamiento Crítico (ARP-SAPC) | 1986 | Spain | Member of ECSO.[2] |
Rationalist Universe / Universo Racionalista | 2012 | Brazil | |
Richard Dawkins Foundation for Reason and Science (RDFRS) | 2006 | UK & US | The American and British branches are independent. |
Round Earth Society / Sociedade da Terra Redonda (STR) | 1999 | Brazil | |
Science and Popular Enlightenment / Föreningen Vetenskap och Folkbildning (VoF) | 1982 | Sweden | Member of ECSO.[2] |
Science and Rationalists’ Association of India / Bharatiya Bigyan O Yuktibadi Samiti | 1985 | India | Based in Kolkata, West Bengal. |
SKEPP[13] | 1990 | Belgium | Member of ECSO.[2] Serves Flanders and Brussels. |
Skepsis ry | 1987 | Finland | Member of ECSO.[2] |
Skepsis Foundation / Stichting Skepsis (Skepsis) | 1987 | Netherlands | Member of ECSO.[2] |
Skeptical Circle / Círculo Escéptico (CE) | 2006 | Spain | Member of ECSO.[2] |
Skeptic Society / Общество скептиков[14] | 2013[15] | Russia | |
Society for the Scientific Investigation of Parasciences / Gesellschaft zur wissenschaftlichen Untersuchung von Parawissenschaften (GWUP) | 1987 | D-A-CH | Based in Roßdorf, Germany. Member of ECSO.[2] |
The Skeptics Society | 1992 | United States | Globally active, but mainly serves California |
Young Australian Skeptics (YAS) | 2008 | Australia | |
Young Skeptics | 2015 | US | The American after school program |
Zetetic Observatory / Observatoire Zététique (OZ) | 2003 | France |
Home Skeptic Organizations