Leoš Firkušný was a Czechoslovak musicologist. He was born on July 16, 1905, in Napajedla, Bohemia, Austro-Hungarian Empire. He was an older brother of the famous pianist Rudolf Firkušný, and their sister Marie Kasiková (born Firkušná, October 11, 1909). He was an expert on Leoš Janáček and did much to bring his music to the listeners abroad. He was one of the founders of the music festival Prague Spring. He died on July 9, 1950, in Buenos Aires, Argentina.[1]