On the fourth floor of a discreet office building in Jordan’s capital, a group of women and girls are being told to punch and kick, punch and kick. This is no exercise class. For many of the women, it’s a chance to change their lives: they are learning to defend themselves against the widespread gender-based violence in their communities. The company that runs the class, SheFighter, is technically a self-defense academy for women. But founder Lina Khalifeh considers it the start of a movement. “I have to empower all women in the world,” says Khalifeh, 32, as she leans against a brig