Lasse Hietala was a Finnish graphic designer who won many awards for his work. He studied at the Central School of Arts and Crafts from 1945 until 1948.
Featured image: Lasse Hietala - Advertisement News (Mainosuutiset) - detail. Lithograph. 39 1/2 × 27 1/2 in. 100.3 × 69.9 cm. Photo courtesy ArtWise