Josef Casimir Hofmann (originally Józef Kazimierz Hofmann; January 20, 1876 – February 16, 1957) was a Polish American pianist, composer, music teacher, and inventor.[1Josef Hofmann was born in Podgórze (a district of Kraków), in Austro-Hungarian Galicia (present-day Poland) in 1876. His father was the composer, conductor and pianist Kazimierz Hofmann, and his mother the singer Matylda Pindelska. He had also an older sister - Zofia Wanda, b. June 11, 1874 also in Krakow.