Classical music voice teachers or from completion of a formal program offered by a Conservatory, college or university, such as a Bachelor of Music or Master of Music degree (which includes individual lessons from professors). In classical music, "...extensive formal music education and training, often to postgraduate [Master's degree] level" is required. Performance of classical music repertoire requires a proficiency in sight-reading and ensemble playing, harmonic principles, strong ear training (to correct and adjust pitches by ear), knowledge of performance practice (e.g., Baroque ornamentation), and a familiarity with the style/musical idiom expected for a given composer or musical work (e.g., a Brahms
Requiem for a Dream Picture Editors Guild listed "Requiem for a Dream" as the 29th best-edited film of all time based on a survey of its members. In a 2016 international critics' poll conducted by BBC, the film, Toni Erdmann and Carlos were tied together and were three voted together as the 100 greatest motion pictures since 2000. The soundtrack was composed by Clint Mansell with the string ensemble performed by Kronos Quartet. The string quartet arrangements were written by Pulitzer Prize-winning composer David Lang. The soundtrack was re-released with the album "Requiem for a Dream: Remixed", which contains remixes of the music by