No matter how many times female comedians buck the conventional wisdom, people continue to ask: "Are women funny?" The question has been nagging at women off and on (mostly on) for the past sixty years. It's incendiary, much discussed, and, as proven in Yael Kohen's fascinating oral history, totally wrongheaded. In We Killed , Kohen pieces together the revolution that happened to (and by) women in American comedy, gathering the country's most prominent...