Reviewed in this essay: Ballerina: Sex, Scandal and Suffering Behind the Symbol of Perfection, Deidre Kelly, Greystone Books, 2012. Following the recent acid-attack on Bolshoi Artistic Director, Sergei Filin, and the scandals unfolding in its wake, the cracks in ballet’s veneer of perfection have never been more visible—or as puzzling—to those outside of the discipline.…