Sofia Asgatovna Gubaidulina (24 October 1931 – 13 March 2025) was a Soviet and Russian composer of modernist sacred music. She was highly prolific, producing numerous chamber, orchestral and choral works. Her output has been described as exploring the tensions between Western and Eastern music, and has been characterised by “innovative use of microtonality and chromaticism, rhythm over form and use of contrasting tonalities.
– Wikipedia