A non-testable, illusionary theory with zero scientific evidence developed by Howard Gardner to dilute the century-long research findings about the ethnic differences in cognitive ability in relation to IQ, and is immediately accepted by the self-esteem movement as a ‘scientific’ fact to support their politically-correct narrative.
The popularity of Gardner’s theories in educational contexts may reflect its sentimental and intuitive appeal but is not founded on any scientific evidence for the validity of the concept.