[b3morales]

As a policy it denies both women and men the opportunity of working together. If you are a man and a woman happens to be working on the same problem that you are investigating, would you like to be excluded from learning from her? And vice versa.

[wrs]

Exactly. So his proposal is not a practical solution to the problem of human behavior affecting productivity, but it’s not “sexist”. Many single-sex schools exist and have strong proponents, but are rarely described as “excluding” people.