Robert Bodanzky

Robert Bodanzky, also known as Danton (born 18 March 1879 in Vienna, Austria-Hungary as Isidor Bodanskie, died 2 November 1923 in Berlin, Germany), was an Austrian journalist, playwright, poet and artist. While he became famous for his apolitical poems before the first World War, he turned an anarchist communist afterwards, writing political essays, plays and poems. He was the brother of the opera conductor Artur Bodanzky.

...
Wikipedia