Membership in BRAIN High IQ Society can be established by providing evidence of an Intelligence Quotient at or above the 99.9th percentile: IQ 146 sd15 (Wechsler scale) or IQ 149 sd16 (Stanford-Binet scale).

BRAIN High IQ Society has eight different types of membership:

1.Official Member (IQ 146 sd15 or higher on one accepted IQ test using the latest official norm)

2.Eminent Member (IQ 146 sd15 or higher on two accepted IQ tests using the latest official norms)

3.Distinguished Member (IQ 146 sd15 or higher on three accepted IQ tests using the latest official norms)

4.Supreme Member (IQ 146 sd15 or higher on four accepted IQ tests using the latest official norms)

5.Profound Member (IQ 160 sd15 or higher on one accepted IQ test using the latest official norm)

6.Genius Member (IQ 160 sd15 or higher on two accepted IQ tests using the latest official norms)

7.Prestigious Member (IQ 164 sd15 or higher on one accepted IQ test using any of the official norms)

8.Elite Member (IQ 168 sd15 or higher on one accepted IQ test using any of the official norms)

The accepted IQ tests for joining BRAIN High IQ Society are:

General Intelligence Factor Test (GIFT)

Global Extensive Noetic Examination (GENE)

Verbal Ability Standardized Test (VAST)

Verbal Intelligence Cognitive Examination (VICE)