Agnes Martin is a titan of 20th century art; her peaceful paintings convey a sense of equilibrium born from mathematical harmony. Her grid paintings, painstakingly created, became world-renowned, while Martin herself retreated to the deserts of New Mexico. Painting "with her back to the world", Martin sought to encapsulate our innermost senses of joy and innocence. But can Dad get around her pale pastel canvases, which nearly fade to plain white when viewed from afar? Find out how far Dad has come in this episode! See images here!