Earlier quoted context omitted.
The difference in participation within STEM between men and women is not well explained by biological differences. Blow has repeatedly claimed that it is actually the primary factor and seems actively disinterested in other explanations. This is "controversial" in that it's a position that is not well supported by evidence and he has repeatedly used his platform in the past to make unsupported claims to the contrary.
Is the opposite explained? I haven't read literature on the topic, and I'm by the way also somewhat of a sceptic of science on such topics, as a layman. But it seems super obvious that girls/women on average are not wanting to spend their teenage years in the basement programming geek stuff, like many boys/men do. In my experience, here in Germany, and you can probably extrapolate to the West in general, it's not lik…
There are a great number of studies of the social aspects of gender differences in work but I don't have a single authoritative source for you.