Forward + Backward (Painting #7 of 17) George Mullen, Forward + Backward, 2016, barbwire and oil on canvas, 30 x 48 inches. Copyright © 2016 George Mullen. All rights reserved. Forward + Backward (Painting #7 of 17) George Mullen, Forward + Backward, 2016, barbwire and oil on canvas, 30 x 48 inches. Copyright © 2016 George Mullen. All rights reserved.