In den Oberflächen und Tiefen
At first glance they [the paintings] remind one of colourful patchwork rugs; or of "Tetris"- Level One. But the more one gets immersed in Stefan Osterider´s pictures, the more obvious it becomes that the "squares" of the artist are independent of existing forms and patterns of representation; they are rather engaged in an abstract game full of tension between foreground and background, between surface and depth of the pictorial plane [...]
Prü, Kleine Zeitung, Stift Rein/Graz, 2005