the American Society of Magazine Editors in association with Columbia University Graduate School of Journalism sponsors what award won by "Harper's Magazine" whose editor is Ellen Rosenbush?
Ellen Rosenbush Ellen Rosenbush has been editor of "Harper's Magazine" since 2010. During her tenure the magazine won two National Magazine Awards and received a total of 12 nominations.
Sarah Stillman Sarah Stillman is an American journalist. She won a 2012 George Polk Award, and 2012 Hillman Prize. In 2016, she was named a MacArthur Fellow.