Introduction
Minimum requirement for full membership: The 99.9 percentile in intelligence
Purpose of the society: Friendship and communication among intellectually gifted adults
Date founded: July 1992
Founder and sole officer: Ronald K. Hoeflin, Ph.D.
Name and frequency of the society's journal: OATH, once monthly
Length of the journal: 20 pages (including the front and back covers)
Number of members and subscribers: Approximately 125
Distribution of members and subscribers: There are members and subscribers in most of the states of the United States plus nearly a dozen other countries such as Canada, England, France, Spain, Germany, etc.
Some Qualifying Scores
The following are minimum qualifying scores for full membership in the One-in-a-Thousand Society.
| Standard intelligence tests: | ||
| Stanford-Binet | 150 IQ | |
| Wechsler Adult Intelligence Test | 147 IQ | |
| College admissions tests: | ||
| SAT (verbal + math aptitude scores) | 1450 (but 1520 after 1995) | |
| ACT (American College Testing program) | 32 | |
| Graduate school admissions tests: | ||
| GRE (verbal + math aptitude scores) | 1500 | |
| Miller Analogies Test | 91 | |
| Mensa admissions tests: | ||
| California Test of Mental Maturity | 150 IQ | |
| Cattell-Verbal | 173 IQ | |
| Tests designed by Ronald K. Hoeflin: | ||
| Mega Test | 24 right | |
| Titan Test | 24 right | |
| Test by Kevin Langdon: | ||
| Langdon Adult Intelligence Test (no longer scored) | 150 IQ | |
| Test by Phil Bloom: | ||
| Bloom Analogies Test | 1/1,000 | |
| Tests by Chris Harding: | ||
| Skyscraper | 1/1,000 | |
| W-87 | 1/1,000 | |
| Test by Paul Cooijmans: | ||
| Test for Genius, short form (Revision 1996) | 10 right out of 42 | |
| The Psychological Corporation | ||
| Concept Mastery Test | 157 | |
| Other Tests: | A score at or above the 99.9th percentile on other tests will be considered on a case-by-case basis. | |
To Join
Send your (printed or typed) name, address, qualifying test name/score, along with a $30 check or money order for the first 12 issues of OATH to the address below. If seeking full membership, also send a photocopy of your qualifying score. Those who do not wish to submit a qualifying score or who cannot meet the minimum requirement on an accepted test are welcome to join as subscribers.
Checks or money orders must be made payable in U.S. dollars through any U.S. bank or post office to:
Ronald K. Hoeflin
P.O. Box 539
New York, NY 10101
Back Issues
All back issues of the One-in-a-Thousand journal, OATH, are available at $2.50 apiece. If you wish to receive back issues, specify which ones you want and send a check/money order to cover the fee.
Return to the Uncommonly Difficult I.Q. Tests Page
Last updated on June 2, 1997