Bogusław Julian Schaeffer (also Schäffer) (6 June 1929 – 1 July 2019[1]) was a Polish composer, musicologist, and graphic artist, a member of the avantgarde "Cracow Group" of Polish composers alongside Krzysztof Penderecki and others.
Schaeffer was born in Lwów (now Lviv, Ukraine).
From 1963, he was a lecturer on composition at the Kraków Academy, and he was a professor at the Hochschule für Music in Salzburg from the mid-1980s to 2000.
Schaeffer's 'Klavier Konzert' was used on the soundtrack of David Lynch's 2006 film Inland Empire.
[2] In 2022, american electronic music duo Matmos released an album dedicated to the composer.