 Prominent composers of the early 20th century include Igor Stravinsky, Claude Debussy, Sergei Rachmaninoff, Sergei Prokofiev, Arnold Schoenberg, Heitor Villa-Lobos, Anton Webern, Alban Berg, Cécile Chaminade, Paul Hindemith, Aram Khachaturian, George Gershwin, Amy Beach, Béla Bartók, and Dmitri Shostakovich, along with the aforementioned Mahler and Strauss as transitional figures who carried over from the 19th century.Postmodern music is a period of music that began around 1930.It shares characteristics with postmodernist art – that is, art that comes after and reacts against modernism.