Should bike helmets be compulsory? Lessons from Seattle and Amsterdam

In Seattle, helmets have been mandatory for 12 years – but many cycling advocates argue such laws discourage cycling while doing nothing to improve road safety. Should London make wearing bike helmets compulsory?Every day, Elizabeth Kiker cycles to her work through the streets of Seattle. As the executive director of a big bicycle club, she wants to show people that you don’t need fancy gear to ride a bike – so she rides in her skirt and office shoes. But she does wear a helmet