His colorful work makes use of texture and does and creates complex images in a small pace. This series, The Seal Point Maine Series, have motion and depth and measure 7 3/15 inches by 5 1/2 inches, a little larger than a postcard (indeed these are painted on bingo cards).
The paintings are expressive but the strokes that seem broad in a photo are actually quite detailed.
Walker, from England, is both painter and printmaker. He often works in acrylic but these are oils. Walker is currently the head of the graduate painting program at Boston University.