Hartmut Böhm: Ohne Titel (1975) Silkscreen print on cardboard Year: 1975 Signature: Signed and numbered Provenance: Private Collection, Basel Condition / Restauration Good with some minor signs of age Biography: Hartmut Böhm (1938–2021) was a German object artist and university professor, recognized as a leading figure in Concrete-Constructive Art. After studying in Kassel, he became a member of the international Nouvelle Tendance movement in 1965. His work is characterized by a rigorous systematic approach, rooted in mathematical and geometric principles. Early in his career, he developed the first systematic white relief, followed by the distinctive series Progression gegen Unendlich (Progression towards Infinity). Böhm utilized industrially prefabricated materials to create spatially concentrated objects and didactic structures of strict, often poetic aesthetic. He taught as a professor for design theory in Dortmund until 2003 and was awarded the Camille Graeser Prize in 1990.