The Eye of the Painter and The Elements of Beauty

William Andrew Loomis (1892–1959), better known simply as Andrew Loomis, was an American illustrator, author, and art instructor. His commercial work was featured prominently in advertising and magazines; however, Loomis is best known as author a series of instructional art books printed throughout the 20th century. Long after his death, Loomis' realistic style has continued to influence popular artists.