B
Huh.
A
And a book called JOB CUES, GENDER CUES, which explains, uh, how certain professions and vocations get, uh, flip flopped from one gender predominance to the other, like --
B
Uh-huh.
A
-- uh, nursing,
B
Nursing or,
A
started out all men and then in the nineteenth century, began to have women. And now it's practically all women.