Marcel Duchamp - Marcel Duchamp (also known as Rrose Sélavy) was a French artist (he became an American citizen in 1955) whose work and ideas had considerable influence on the development of post World War I Western art, and whose advice to modern art collectors helped shape the tastes of the Western art world.While he is most often associated with Dada and Surrealism, his participation in Surrealism was largely behind the scenes, and after being involved in New York Dada, he barely participated in Paris Dada.Thousands of books and articles attempt to interpret Duchamps artwork and philosophy, but in interviews and his writing, Duchamp only added to the mystery. The interpretations interested him as creations of their own, and as reflections of the interpr Marcel Duchamp (also known as Rrose Sélavy) was ...