Muzeum Sztuki, or the Museum of Art in Łódź, is a museum of modern and contemporary art in Łódź, Poland, whose main goal is to research and display the history of avant-garde art, with a focus on Central and Eastern Europe. Founded in 1931, Muzeum Sztuki is one of oldest institutions in the world dedicated to collecting modern art still in existence.

Katarzyna Kobro was a Polish avant-garde sculptor and a prominent representative of the Constructivist movement in Poland. A pioneer of innovative multi-dimensional abstract sculpture, she rejected Aestheticism and advocated for the integration of spatial rhythm and scientific advances into visual art.