Most Helpful Girl
Because she made such a drastic change from the hermionie hair to a short pixie cut that she looked gorgeous in.
She's going to college when she really doesn't need to (I think she recently graduated)
She's like a spokes person for he for she, she promotes equality of the sexes in a very professional and respectful way which is really great for such a famous celebrity to do.
She has had no horrible scandals (except I think she had a crotch shot getting out of a car once)
And she spent like 10 years in Harry Potter which is enormously popular.0