C215, real name Christian Guémy, is a French street artist hailing from Paris. C215 primarily uses stencils to produce his art and his work consists mainly of close up portraits of people. C215's subjects are typically those such as beggars, homeless people, refugees, street kids and the elderly. The rationale behind this choice of subject is to draw attention to those that society has forgotten about. C215 is a prolific street artist and has practiced his art in cities all over the world. His stencils may seen in Barcelona, Amsterdam, London, Rome and of course Paris .
http://en.wikipedia.org/wiki/C215_(street_artist)