To note, there are more women than men in high school teaching positions, so what you're seeing might not be that STEM has a bias against women but that teachin

To note, there are more women than men in high school teaching positions, so what you're seeing might not be that STEM has a bias against women but that teaching has a bias for women (or any other out of a very big set of possible conclusions) see: https://stats.oecd.org/Index.aspx?DataSetCode=EAG_PERS_SHARE_AGE https://stats.oecd.org/Index.aspx?DataSetCode=EAG_PERS_SHARE...