""Diaghileff: His Artistic and Private Life"" is a biography written by Arnold L. Haskell about the life of Sergei Diaghilev, a Russian ballet impresario who revolutionized the art of ballet in the early 20th century. The book explores Diaghilev's personal life, including his relationships with various lovers and his struggle with his homosexuality in a time when it was not widely accepted. It also delves into his professional life, including his...