Isabelle Collin Dufresne (6 September 1935 – 14 June 2014), known professionally as Ultra Violet, was a French-American artist, author, and both a colleague of Andy Warhol and one of his so-called Superstars. Earlier in her career, she worked for and studied with surrealist artist Salvador Dalí. Dufresne lived and worked in New York City, and also had a studio in Nice, France.
Benedetta Barzini (born 22 September 1943 in Porto Santo Stefano) is an Italian photomodel, journalist, writer, educator, feminist. In the 1960s she made a brilliant career as a model in the United States, shooting for Irving Penn, Richard Avedon, Ugo Mulas, Henry Clarke (photographer), Andy Warhol, became the first Italian on the cover of American Vogue and in 1965 Barzini's photograph graced the cover of the first issue of Italian Vogue, but by the end of the decade was disillusioned with the fashion world. Upon returning to Milan, she became a member of the Italian Communist Party and a radical feminist. Author of over 5 books, she lectured at three universities for twenty years.