Francis M. Naumann is an art historian, curator, and former art dealer, specializing in Dada and Surrealism and, in particular, the work of Marcel Duchamp and Man Ray. He is the author of numerous books and exhibition catalogs, including New York Dada 1915-23 and Marcel Duchamp: The Art of Making Art in the Age of Mechanical Reproduction. Naumann was the first to write about the importance of Duchamp and Martins's love affair, more than thirty years ago.