>The remaining intelligences have nothing to do with intelligence or cognitive skills per se, but rather represent personal interests (for example, musical represents an affinity for music; naturalistic, an affinity for biology or geology) or personality traits (interpersonal or intrapersonal skills, which correspond best to the related concept of emotional intelligence).

Hidden in the article is a sneaky mismatch of definitions. Isn't it a tautology to argue that intelligence is singular by using a narrower meaning?