NYFW: The meaning of dirty hair on the fashion runway

Robin Givhan, The Washington Post's Pulitzer-winning fashion critic, is covering New York Fashion Week. Follow along as she makes her way from runway to runway. Read her stories on Style Blog and follow her on Twitter: @robingivhan. NEW YORK — Of the many runway signifiers in the fashion world, one of the most popular is that of the greasy-haired […]