In addition to being the director of the Columbia Center for Oral History, Mary Marshall Clark is co-founder and director of Columbia’s oral history degree program. She was formerly an oral historian and a filmmaker at the New York Times. Marshall Clark writes on issues of memory, the mass media, trauma, and ethics in oral history. She is a co-editor, with Peter Bearman, Catherine Ellis, and Stephen Drury Smith, of After the Fall: New Yorkers Remember September 2001 and the Years That Followed (The New Press). She lives in New York City.