Beginning in the 1940s and continuing to the present day, composers such as Pierre Boulez, Karlheinz Stockhausen, Luigi Nono and Milton Babbitt have extended Schoenberg's legacy in increasingly radical directions.
Počevši sa 1940-ima, a trajući do danas, skladatelji kao Pierre Boulez, Karlheinz Stockhausen, Luigi Nono i Milton Babbitt proširili su Schönbergovu ostavštinu na najradikalnije smjerove.