Till Heim, aka SIGN, is a German motion designer, graffiti writer, and graphic designer, who does conceptional and layout work as well as animation and composition.
Featured image: Till Heim - Shifted Sign, 2017 (detail). Spray paint and marker on canvases. 35 2/5 × 35 2/5 in. 90 × 90 cm. This is a unique work. Photo courtesy Mirus Gallery