High Intelligence
- 1
- Genius Society
- A high IQ society seeking members among scientists at the 99.5 percentile of intelligence (139 IQ/IEQ, SD=15).
- 2
- HighPotentialsSociety
- A forum for the intellectually highly gifted. Members must have an IQ of at least 132 (M=100; SD=16).
- 3
- International High IQ Society
- Requires score of 126 on any of five free tests. Members enjoy access to chat rooms, discussion forums, online tournaments in chess, backgammon, contract bridge, and Go, as well as difficult puzzles and brainteasers, and the ability to submit works to the quarterly online magazine.
- 4
- Intertel
- An organization of those with IQ scores in the 99th percentile (top 1% of the general population). The goals of the organization are to encourage meaningful intellectual fellowship, foster an exchange of ideas on any and all subjects, and to assist in research relating to high intelligence.
- 5
- Mega Society
- Society with an entrance requirement at the one in a million level. Its purpose is to provide members with forums and outlets for their ideas.
- 6
- Pars Society
- Seeks to provide a peaceful, intellectual and private forum for its members. Proof of intelligence level at or above plus 2.5 standard deviations is required for membership.
- 8
- World Intelligence Network
- International non-profit intelligence organization, created to support communication and interactions among members of various high IQ societies on a world wide web basis.
- 10
- Mensa Education & Research Foundation (MERF)
- Charitable (501-C3) organization that is funded by American Mensa and other charitable donations.
- 12
- Mensa South Africa
- Membership information, group activities, and information about IQ and gifted children.
- 15
- British Mensa
- Information about the Society and the benefits of joining. Features online IQ puzzles and tests.