The dark side of music as ‘therapy’

A violinist plays in a cancer ward. A playlist loops in the waiting room. A surgeon hums along to the radio mid-operation. We assume, almost without thinking, that music helps. But what if it doesn’t – or worse, what if it harms? Music has been used since the beginning of time, in every culture, as a positive part of social and ceremonial events, including eating, hunting, courtship, weddings, funerals, coronations, sports and social celebrations. But music has also been used as a weapon of...