David Yewdall
David Lewis Yewdall (October 30, 1950 – July 4, 2017) was an American production sound mixer. He was born in Springfield, Missouri. He worked with Roger Corman on Battle Beyond the Stars and as the co-supervising sound editor on Talvisota. He published a book about the profession in 2007, Practical art of motion picture sound, which was called a "must-read for all students of film."