Slawomir Ratajski
He was born in 1955 in Warsaw. He graduated from Warsaw Academy of Fine Arts in 1979, with a diploma in graphics in Chrostowska and Tchorzewski's atelier. During Martial Law in Poland, he was an activist in independent culture movement. His works have been exhibited in churches. In the beginning of 90s, he started making painting installations: "UP!" (1993).