Stencil artist based in Bristol, UK. A controversial graffiti artist and political activist. His satirical street art and subversive epigrams combine dark humour with graffiti.

Mural artist based in Bologna. Blu paints huge human figures who looked as borrowed from comics or arcade games with house paint, using rollers mounted on top of telescopic sticks.

Mural artist based in Sao Paolo, Brazil. Their work often features yellow-skinned characters - taken from the yellow tinge both of the twins have in their dreams.

Mural artist based in Gent, Belgium. Roa is primarily known for his strong obsession for animals and rodents, often in various states of death, decay or slumber. His preferred forms of methods to paint are by using spray paint or acrylic paint.

Mural artist based in Sheffield, UK. Phlegm storybook-like imagery is half childlike, half menacing, set in built up cityscapes with castles, turrets and winding stairways.

Mural artist based in Valencia, Spain. In his words, "I'm not looking for decorative paintings, I try to wake up viewers' minds."

Etching artist based in Lisbon, Portugal. Vhils' powerful portraits are created by subtraction rather than addition: he etches, tears or acid-burns the surface, which adds a depth and character from the wall to the image that you don't see with paint.

Photopasteup artist based in Paris, France. JR celebrates communities' quiet heroes by elevating them to massive scale and showing elements of their character.

Street artist based in Penang, Malaysia. Zacharevic creates oil paintings, installations, sculptures and stencil and spray paint to produce culturally relevant compositions both inside gallery space and in the arena of public art and walls.

Pasteups, collage artist based in Charleston, Norhh Carolina, USA. Fairey had no political purpose in mind when designing the image "OBEY", simply hoping to inspire his viewers to think about their surroundings. OBEY caught on, and within a few years, Fairey’s stickers were on stop signs, walls and college campuses across the United States.

Mural artist based in London, UK and Ireland. His illustration of the human form is mesmerizing: he skillfully hones in on certain parts of the figure while obscuring others through the use of bold line work, superb shading and bursts of color within his creations.

A mural artist duo based in Saint Etienne, France. They create unusual murals that transform the surfaces into whimsical playgrounds. Their artistic approach is primarily collage of original posters on the walls of the city.

Mural artist based in Bologna, famous for his fluid silhouette figures, which despite lacking facial expressions, still manage to convey struggling, striving, loving.