"These online communities didn’t used to be so violently misogynistic and as obsessed with violence as they are now ... They essentially magnify these guys’ negative feelings and encourage them to feel hopeless. If a guy doesn’t feel like there’s much point in living, he knows that if he goes out and does something violent, he’s going to be celebrated by all these people on these message boards … I’ve been expecting more [incel attacks] for a long time."