Robert Proch, aka TONE, born in 1986, a painter, a muralist and an animator from Poznań. He graduated from the Academy of Fine Arts in Poznań (Multimedia Communication Department). His works are exhibited throughout Europe. His style is characterized by a metaphor and a great deal of detail. The artist carefully uses even the smallest free space for his incredibly complex work.
The mural he created in Łódź called "Gentrification", located at 57 Legionów Street, was created in 2013 as part of the third edition of the Urban Forms Gallery Festival. Tone is also the co-author of the twin mural "Salvages", which was created in 2014 on the elevations of two skyscrapers at 2 and 4. Morcinka Street for the fourth edition of the Urban Forms Gallery Festival.