German violinist, composer and writer on music; born in Berlin. Was a choir-boy at the Cathedral, afterward studying violin under Ries and composition under Kiel. He later lived at Wiesbaden. He produced a number of compositions for his instrument, including instructive works; songs and part-songs; and a number of operas, of which he wrote the librettos as well as the music, Don Pablo, Das steinerne Herz, and Turandot, and Oberst Lumpus; also Die Konskribirten, Das Weib des Una, and Der Goldschmidt von Paris. He also wrote librettos for other composers.