Shepard Fairey
The link address is: http://www.usatoday.com/story/news/politics/onpolitics/2016/02/18/shepherd-fairey-who-made-obama-hope-poster-endorsed-bernie-sanders/80579892/
The link address is: http://www.usatoday.com/story/news/politics/onpolitics/2016/02/18/shepherd-fairey-who-made-obama-hope-poster-endorsed-bernie-sanders/80579892/