Who is Julia Pierson?

Julia Pierson became the first female director of the U.S. Secret Service in March 2013, tapped to change the culture of an agency that was then marred by a Colombian prostitution scandal. Homeland Security Secretary Jeh Johnson said Wednesday that he had accepted Peterson's resignation -- and that he is appointing an independent panel to investigate a Sept.

http://www.cnn.com/2014/10/01/politics/who-is-julia-pierson/index.html?hpt=po_t1