Which composer who studied under John Cage created a piece which involved the manipulation of electric metronomes?
Toshi Ichiyanagi Toshi Ichiyanagi (一柳 慧 , Ichiyanagi Toshi , born 4 February 1933) is a Japanese composer of avant-garde music. He studied with Tomojiro Ikenouchi, Kishio Hirao, and John Cage.
Gerd Zacher Gerd Zacher (6 July 1929– 9 June 2014) was a German composer, organist, and writer on music. He specialized in contemporary compositions, many of which feature extended techniques, and are written in graphic or verbal scores. He interpreted the scores of numerous contemporary composers, including John Cage, Juan Allende-Blin, Mauricio Kagel, György Ligeti, Hans Otte, and Isang Yun. He is also known as an interpreter of the works of Johann Sebastian Bach.