Why the STEM gender gap is overblown

Article here. Excerpt:

'There are two universally accepted “truths” about women and STEM careers (science, technology, engineering, and mathematics). The first is that men outnumber women in in these fields, and the second is that women are socialized to avoid STEM as career choices, because society considers them “unfeminine.”
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On closer inspection, it turns out that these “truths” are nothing more than assumptions, and that these assumptions are inconsistent with the facts. Here are the facts:

1. Men do not outnumber women in all STEM fields
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2. Women and men are equally capable of doing STEM work
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3. Sex-linked interest preferences are not mere artifacts of socialization
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4. Different preferences don’t mean women’s are less important
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5. Men earn more because they believe they are worth more—and women agree'