The quintessential Wikipedia editor is a 25-year-old guy, a graduate student and typically overrepresented in the fields of science, technology, engineering and mathematics. Except for maybe in the last 24 hours. Apoplectic over bassist and vocalist Esperanza Spalding's dark horse win for Best New Artist Grammy, beating out Justin Bieber, True Beliebers took to Wikipedia to vent their rage over this shocking injustice. While there’s no quick way to prove that the more than 90 edits made on Spalding’s Wikipedia entry in the hours following her win were largely the work of adolescent girls, much of the handiwork is...