William Daniel Buller is a Montreal-based illustrator, graphic designer and muralist. During 10 years, he is a member of the Heavyweight Art Installation, the art’s collective which toured the U.S. and Canada performing live painting installations. In 2008, he took part in the group show Manifest Hope, curated by Shepard Fairey, to support Barack Obama’s first Presidential campaign. His work appears in group exhibitions in New York, Los Angeles and Montreal. He is now a member of the art’s collective EN MASSE.