Leonard Isaacson

{{Short description|American chemist and composer (1925–2018)}}

Leonard Maxwell Isaacson (December 15, 1925 – July 1, 2018) was an American chemist and composer.Dean, R. T. (2009). The Oxford Handbook of Computer Music, p. 113. {{ISBN|978-0-19-533161-5}}.

Isaacson was born in Chicago, Illinois on December 15, 1925.{{cite web |title=Leonard Maxwell Isaacson |url=https://www.ancestry.co.uk/discoveryui-content/view/39673774:2238?tid=&pid=&queryId=fb62800a1c3246cfad531173d7f71c10&_phsrc=Dqh5873&_phstart=successSource |publisher=U.S., World War II Draft Cards Young Men, 1940–1947 |access-date=28 April 2023}} He collaborated with Lejaren Hiller on the computer-programmed acoustic composition, Illiac Suite (1957).Morris, Mark (1996). A Guide to 20th-Century Composers, p. 474. {{ISBN|978-0-413-45601-4}}."[http://www.petergena.com/lhobit.html Lejarn Hiller Obituary]", PeterGena.com. At the time, both composers were professors at the University of Illinois at Urbana–Champaign, and used the university's room-size ILLIAC I. He died in Belvedere Tiburon, California on July 1, 2018, at the age of 92.{{cite web |title=Leonard Maxwell Isaacson |url=https://www.forevermissed.com/leonard-maxwell-isaacson/about |website=Forever Missed |access-date=12 October 2023}}