You're assuming it (edit: non-emotional intelligence) is one single unified thing. I'd say there are many kinds of intelligence, and many things that feed into

You're assuming it (edit: non-emotional intelligence) is one single unified thing. I'd say there are many kinds of intelligence, and many things that feed into intelligence that, if modified, could affect it (very simple example, anxious people may freeze up during exams which makes them look less good).