In which year was this Czech composer, musical theorist, folklorist, publicist and teacher born who composed "Concertino?"
Leoš Janáček Leoš Janáček (] , baptised Leo Eugen Janáček; 3 July 1854 – 12 August 1928) was a Czech composer, musical theorist, folklorist, publicist and teacher. He was inspired by Moravian and other Slavic folk music to create an original, modern musical style.
Iša Krejčí Iša Krejčí (10 July 1904 – 6 March 1968) was a Czech neoclassicist composer, conductor and dramaturg.