I am liking her look, photographed on the street in NYC by the Sartorialist.
Update: Thanks to some savvy readers, Ava Lee + Joanna remembered seeing the same girl before, in yet another great look, love that necklace. (photo below by Joanna)
Thanks to reader, Patricia Ann who identified this cool gal as Mary Kate Steinmiller. She is apparently an editor for Teen Vogue, no wonder she dresses so hip. (Image below from Teen Vogue)