William Engel is an American contemporary artist widely known for his multilayered abstract paintings, many of which are in various public and private collections.
Featured image: William Engel - Untitled (Diptych), Late 20th Century (detail). Watercolor on two sheets of paper. 27 × 34 1/2 in. 68.6 × 87.6 cm. This is a unique work. Photo courtesy RoGallery