Ford’s Theatre director Paul Tetreault and Anthony Pitch, historian and author of "They Have Killed Papa Dead!": The Road to Ford’s Theatre, Abraham Lincoln’s Murder, and the Rage for Vengeance (Steerforth; December 30, 2008), talked about President Lincoln. They also responded to questions from viewers and Lincoln High School students in Lincoln, Illinois, who participated via Skype. Mr. Tetreault appeared from the Ford’s Theatre.