Leonard Maxwell Isaacson (December 15, 1925 â July 1, 2018) was an American chemist and composer.
Isaacson was born in Chicago, Illinois on December 15, 1925. He collaborated with Lejaren Hiller on the computer-programmed acoustic composition, Illiac Suite (1957). At the time, both composers were professors at the University of Illinois at UrbanaâÂÂChampaign, and used the university's room-size ILLIAC I. He died in Belvedere Tiburon, California on July 1, 2018, at the age of 92.