If you haven’t seen her work already, I highly recommend checking out Bev (she is on tumblr, so follow her as well!). She does a lot of Divergent fanart, as well as a number of other series.

Here is her adorably heartbreaking image of Tris and Four.

It appears that she takes requests on tumblr, like this one of Tris’ first steps in the Dauntless compound:

I love the quality of her sketches. Go check her out and support her!