"Mensa is the largest and oldest high-IQ society in the world.[1][2][3] It is a non-profit organizationopen to people who score at the 98th percentile or higher on a standardized, supervised IQ or other approved intelligence test.[4][5] Mensa is formally composed of national groups and the umbrella organization Mensa International, with a registered office in Caythorpe, Lincolnshire.[6]
Mensa (pronounced /ˈmɛnsə/, [ˈmensa] in Latin) means "table" in Latin as is symbolized in the organization's logo."
"Mensa, the high IQ society, provides a forum for intellectual exchange among its members. There are members in more than 100 countries around the world.
Activities include the exchange of ideas through lectures, discussions, journals, special-interest groups, and local, regional, national and international gatherings; the investigations of members' opinions and attitudes; and assistance to researchers, inside and outside Mensa, in projects dealing with intelligence or Mensa."