John Hultberg was an American painter. His abstract expressionist works were minimalist and dark, and his abstract realism works combined abstract and concrete, with attention to detail, bold color use, and strong design.
Featured image: John Hultberg - At the Border, 1960 (detail). Oil on Canvas. 32 × 40 in. 81.3 × 101.6 cm. This is a unique work. Photo courtesy RoGallery