Every year, I check which authors have become public domain.
In 2019, the list includes German artist Kurt Schwitters, German actor Karl Valentin, Soviet film director Sergei Eisenstein, French playwright, actor and director Antonin Artaud, Soviet-born painter Arshile Gorky, American film director D. W. Griffith, German actor, film director, and screenwriter Paul Wegener, Hungarian composer Franz Lehár and Cuban percussionist Chano Pozo.