Kathrine Switzer, the first woman to officially enter the Boston Marathon. She wasn’t looking to make history; she only wanted to run. But in 1967 the marathon was closed to women. So she entered as “K.V. Switzer” and ran in disguise for four miles until the race director, Jock Semple, jumped off the press truck and shouted, “Get the hell out of my race!” The picture of him trying to rip the number off her chest made headlines.