Grzegorz Piwnicki vel FORIN (born 1981 in Warsaw/Poland) graphic artist, lives and works in Warsaw. Experimenting with different media. He creates installations, large-scale murals. Additionally, he is an active graffiti artist who does murals around the country and Europe ( under the name FORIN – 1996 since), and until recently, he creating a first International Association Graffiti and Street-art Artists.
Graduate of the Warsaw Academy of Fine Arts Graphic Design (graduated with honors in prof. Lech Majewski 2011).