Finally, the age-old question of whether or not women in groups get their periods at the same time is answered. I mean, at least I assume it is. I didn't read that far. I'm a boy, whenever I see words like "menstrual cycle" or "ladybleeding" I'm all "LALALALA fingers-in-my-ears I can't hear you," because, ewww, gross.

Sophie <3 Grégoire scrawled on a notebook: that is the way it would have gone down in an ordinary relationship. But because we are talking about high rollers in the French arts scene, Grégoire Boullier dedicated a genre-bending book to the conceptual artist Sophie Calle in 2004. In return, she dedicated, after a fashion, a major traveling art show to him. Or, rather, to telling him to fuck off.