Wikipedia Biography
Sir Ivor Algernon Atkins (29 November 1869 – 26 November 1953) was the choirmaster and organist at Worcester Cathedral from 1897 to 1950, as well as a composer of songs, church music, service settings and anthems. He is best known for editing Allegri's Miserere with the famous top-C part for the treble. He is also well known for "The Three Kings", an arrangement of a song by Peter Cornelius as a choral work for Epiphany.
Wikipedia Biography