Iša František Krejčí (10 July 1904 – 6 March 1968) was a Czech neoclassicist composer, conductor and dramaturge. Life Krejčí was born in Prague. He studied history and musicology at Charles University and concurrently piano playing with Albín Šíma and composition at the Prague Conservatory with Karel Boleslav Jirák and Vítězslav Novák and conducting with Václav Talich. He worked for the Slovak National Theatre in Bratislava in 1928–32, Czech Radio in 1934–45, Olomouc Opera in 1945–58, and Prague National Theatre since 1958. As a conductor, he concentrated especially on the contemporary French repertoire and Igor Stravinsky's compositions. His reputation as a composer was established in 1925 with a Divertimento (or Cassation) for four wind instruments. With this work, based on Classical forms, he became known as a Czech representative of neoclassicism . He wrote the operas Antigone ("Antigona", after Sophocles, 1934) and An Uproar in Efes ("Pozdvižení v Efesu", after Shakespeare, 1943) as well as four symphonies. He died in Prague. Selected works Stage works Small Ballet, to the theme of Pantomime by Vítězslav Nezval, also as a composition for chamber orchestra (1926) Pozdvižení v Efesu (An Uproar in Ephesus) Opera bouffe to the libretto by Josef Bachtík based on Shakespeare's Comedy of Errors (1939–43) Antigone (Antigona). A cantata for the stage after the tragedy by Sophocles (1933, rewritten 1959–62) Darkness (Temno). Scenes based on Alois Jirásek's novel of the same title (1944, instrumentation 1951–52) Orchestral music Symphonietta – divertimento (1929) Suite from a comic opera (1933) Suite for Orchestra (1939–40) 20 Variations on the Composer s Own Theme in the Style of a Folk Song (1946–47) 14 Variations on the Song (Good – Night Called) There Is None Other Like My Deceased Spouse (1951–52) Serenade for Orchestra (1948–50) Symphony No 1 in D (1954–55) Symphony No 2 in C sharp (1956–57) Symphony No 3 in D (1961–63) Symphony No 4 (1966) Minor Suite for Strings Vivat Rossini. A concertante overture Concertante music Concertino for Piano with an Accompamment of Wind Instruments (1935) Concertino for Violin with an Accompaniment of Wind Instruments (1936) Cocencertino for Violoncello and Orchestra (1939–40) Chamber music Divertimento (Cassation) for Flute, Clarinet,Trumpet and Bassoon (1925) Sonatina for Clarinet and Piano (1929–30) Trio – Divertimento for Oboe, Clarinet and Bassoon (1935) Trio for Clarinet, Double Bass and Piano (1936) Little Funeral Music for Alto, Viola, Violoncello, Double Bass and Piano to Texts of the Psalms and František