Can You Hear Their Voices? A Play of Our Time is a 1931 play by Hallie Flanagan and her former student Margaret Ellen Clifford, based on the short story "Can You Make Out Their Voices" by Whittaker Chambers. The play premiered at Vassar College on May 2, 1931, and ran most recently Off Broadway June 3–27, 2010. Broadway World notes that it anticipated John Steinbeck's The Grapes of Wrath and Clifford Odets' Waiting for Lefty, predating them by eight years and by four years respectively.