Tadeusz Peiper (1891–1969): A Pioneer of Polish Avant-Garde Poetry Tadeusz Peiper (born May 3, 1891 in Kilmontów, Poland; died November 10, 1969 in Moscow) stands as a pivotal figure in the history of Polish literature and artistic thought during the interwar period. He was more than just a poet; he was a theorist who championed a radical vision of art’s role in shaping society—a perspective profoundly influenced by constructivism and…