In an article for the British Medical Journal's new Christmas issue, which classically accepts pieces on all kinds of lighthearted topics, three surgeons from the University Hospital of Wales review the existing literature on music in the OR. "Research guides everything we do?how we wash our hands, how we open and close the skin," says lead study author Dr. David Bosanquet, a surgical registrar at the University Hospital of Wales. "But I wanted to know if there was any evidence behind the music we play in [the operating] theater, and there is, actually."