Ten years ago, a misogynist incel declared “war on women” before embarking on a deadly rampage in the beachside community of Isla Vista, California. On the evening of May 23, 2014, Elliot Rodger stabbed his two housemates and their friend to death before traveling to his ultimate target: a UC Santa Barbara sorority house. In his manifesto, he wrote that these women “represent everything I hate in the female gender.”