Well, some people is stronger than others to social pressure. Anyway, the author is not saying that sexual harassment doesn't exist nor it does not matter, but

Well, some people is stronger than others to social pressure. Anyway, the author is not saying that sexual harassment doesn't exist nor it does not matter, but that even putting those aside maybe engineering is just not an attractive field for women. That said, I don't know if I buy that you have to be a dedicated geek to be in engineering.