william russell walker, humanist painter, modernist painter, representational artist, realist painter, classical realist, romantic painter, narrative painter, inspirational art, christian art, christian artist, realist, realism, contemporary painter, contemporary artist, great paintings, great painters, living painters, american painters, contemporary painters, contemporary figure painters, collectable art, collectible art, collectable painting, investments, investing in art, modern masters, young masters, masterpieces, contemporary masters, interiors, interior designs, art galleries, realist figurative art galleries, realist art galleries, realist painting, painting commissions, biblical paintings, christian painting, christian painters, biblical painters, biblical art