It seems like there is actually some affirmative action for men going on at Caltech, the exact opposite of what he claimed. Check out the acceptance rates, it’s double for men
https://www.clarkecollegeinsight.com/blog/how-to-get-into-ca...
https://www.clarkecollegeinsight.com/blog/how-to-get-into-ca...
I think you misread this?
Edit: the transfer acceptance rate is even more imbalanced in favor of women