men can learn from a woman as long as they can't see her:
Now, he's made it clear that this belongs to the secular/vocational realm as well:
Piper says is okay because she (female engineer)’s not personally giving directives to any man in particular. However, he warns that other scenarios– those where a woman must give direct instructions to a male– would violate their sense of manhood and womanhood. link
I'll let Benjamin Corey do that. (:
PS What would Junia say?