Helen Gurley Brown, Longtime 'Cosmo' Editor, Dead at 90

Ad Age reports that Helen Gurley Brown, who spent more than thirty years as editor of Cosm0poltian after publishing her revolutionary 1962 book Sex and the Single Girl, passed away Monday at the age of 90. She was a true trailblazer in the publishing industry: Under her leadership, Cosmo became a beacon of the sexual revolution and challenged many of the day’s sexist notions, chief among them the widely held beliefs that women need marriage to find fulfillment and that sex should only occur within that august institution.