The Quartet No. 7, which Danielpour has subtitled Psalms of Solace, gets its world premiere Sunday when the Delray String Quartet debuts it at the Mainly Mozart Festival in Coral Gables. The Cuban-born soprano Maria Aleida will be the soloist in the fourth and final movement. Although this will be the premiere, the Delray recorded the work last week at Miami’s Hit Factory with Grammy-winning producer Judith Sherman for a disc on Naxos of Danielpour’s Fifth, Sixth and Seventh quartets; the soloist on the recording is the Israeli soprano Hila Plitmann. The composer has said in the past that he wanted the Seventh to be his last string quartet... and his entire quartet output, has a special meaning for him. Greg Stepanich Read More