Throughout his career, the American Pop artist Robert Rauschenberg has consistently challenged the prevailing ideologies and techniques of the art world, and can even be said to have changed the course of art history. In the 1950s, Rauschenberg redefined the very materials that art could be made of, rebelling against the predominant Abstract Expressionism of the time with the impeccable logic that, "I think a painting is more like the real world if...