Bartosz Mamak, born 1991, graduate of graphic. He is a PhD student on University of Arts in Poznań, Poland. He creates posters, illustrations, books, fonts and visual identifications. He is the winner of awards in national and international competitions including graphic Bronze Medal at the 8th Virtual Biennale in Prague or winning of the Golden Bee Biennal Graphic Design in Moscow. He has participated in numerous group exhibitions in Poland e.g.: Warsaw, Gdańsk, Szczecin, Lublin and abroad, e.g.: Ecuador, Greece, China, Scotland, Russia, Macedonia, Spain. He co-creates an art-design group BiG Poster, which, among others, is engaged in workshops with making a posters.