The thing that is interesting about Fairey is the mechanism of his career's success. How he integrates his commercial and personal art practice, his influences and his history are the topics of this talk at the Art Center. In the following question and answer session he also comments on his actions in the Hope case. From March 2012.
"Should art be profitable? Shepard Fairey says yes. The famed L.A. street artists reveals his success and failures -- including the Obama Hope poster -- at Art Center Graphic Design Department's 3x3 lecture series featuring creative entrepreneurs."