Kym Perfetto spent 5 years in one of the most hair-raising jobs in the country, as an NYC bike messenger. Her tips for staying calm amid chaos, even if you're about to get doored by a taxi (literally or figuratively).
For the full story: http://www.fastcompany.com/3008464/work-smart/nyc-bike-messenger-turned-soulcycle-instructor-managing-and-staying-calm-chaos