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| Mensa | |
|---|---|
| Name | Mensa |
| Formation | 1946 |
| Type | High-IQ society |
| Headquarters | United Kingdom |
| Membership | ~145,000 (global) |
Mensa Mensa is an internationally active high-IQ society founded in 1946 that identifies and connects individuals who score at or above the 98th percentile on standardized intelligence tests. It functions as a voluntary association for social networking, intellectual exchange, and advocacy of high cognitive ability, operating through national and regional chapters across continents. The organization has influenced dialogues connected to intelligence assessment, giftedness, and social clubs while intersecting with prominent figures and institutions in science, literature, politics, and the arts.
Mensa was founded in England in 1946 by Roland Berrill, a barrister and Lancelot Ware, a barrister and chemist with the initial aim of forming a non-political, non-sectarian society for people with high IQ. Early membership attracted contributors from circles around Cambridge University, Oxford University, and the postwar British intelligentsia including contacts with The Royal Society fellows and academics who had links to research from Francis Galton-influenced traditions. The society expanded internationally through mid-20th-century links to organizations in the United States, Canada, Australia, and India, paralleling broader interest in standardized testing after events like World War II and the institutionalization of assessments such as the Stanford–Binet Intelligence Scales and the Wechsler Adult Intelligence Scale. Mensa chapters formed national structures similar to civic clubs found in cities like New York City, London, Sydney, and Toronto, while members included professionals with affiliations to institutions such as Harvard University, Massachusetts Institute of Technology, Princeton University, and Cambridge University.
Membership is open to individuals who demonstrate qualifying scores on specified standardized intelligence tests, typically at or above the 98th percentile. Qualifying assessments have included versions or equivalents of the Stanford–Binet Intelligence Scales, Wechsler Adult Intelligence Scale, and test batteries used by assessment centers associated with universities such as University of California, Berkeley or testing services like Psychological Corporation. Some national chapters administer supervised admission tests designed by psychometric professionals with references to testing norms established by entities such as American Psychological Association publications. Notable members historically have held positions at institutions including NASA, European Space Agency, United Nations, and major corporations like IBM and Google.
The society operates through national and regional chapters governed by elected officers and volunteer committees, with an international umbrella coordinating policy and events. National boards often follow nonprofit governance models seen in organizations like Rotary International and Lions Clubs International, while interacting with legal frameworks in countries such as United Kingdom, United States, Germany, and Japan. Governance has involved oversight of membership standards, code of conduct, and publication policies analogous to procedures in learned societies like American Association for the Advancement of Science and British Academy.
Local and international activities include social gatherings, lectures, academic competitions, and special interest groups spanning topics addressed by professionals at Stanford University, Imperial College London, and ETH Zurich. Annual and biennial gatherings attract members from regions including Europe, North America, Asia, and Oceania; events sometimes feature panels with speakers affiliated to Royal Society of Literature, Academy of Motion Picture Arts and Sciences, and think tanks connected to policy institutes such as Brookings Institution and Chatham House. Mensa-affiliated contests and puzzles have parallels with competitions like the International Mathematical Olympiad and quiz formats similar to Jeopardy! and University Challenge.
National groups publish magazines, newsletters, and journals intended for members and researchers, mirroring outlets like Nature, Scientific American, and discipline-specific periodicals. Articles have addressed psychometric research, creativity studies influenced by work at Guggenheim Fellowship-supported projects, and educational policy debates involving institutions such as Department for Education (UK) and U.S. Department of Education. Some chapters have supported or collaborated on research linking cognitive assessment with topics studied at King's College London or University of Chicago, contributing to literature on giftedness, cognition, and social integration.
The society has faced criticism regarding the validity and social implications of gated membership based on IQ testing, echoing debates tied to historical figures like Francis Galton and controversies over test bias discussed in reports by the American Psychological Association. Critics argue that high-IQ societies can perpetuate elitism and underestimate the roles of creativity and emotional intelligence championed by authors affiliated with Harvard Business School and researchers at Yale University. Governance disputes in some national chapters have paralleled legal challenges encountered by nonprofit organizations registered in jurisdictions such as Delaware and Charity Commission for England and Wales, while public controversies have arisen from statements by individual members that drew media attention in outlets based in cities like London, New York City, and Sydney.
Category:Intelligence organizations