Folk and classical improvisational pianist Jacqueline Schwab is best known for her work on a dozen of Ken Burns' documentaries, including his Grammy award-winning Civil War and the Emmy award-winning Baseball and Mark Twain, among others. She has performed at the White House, the Smithsonian, and on The Late Show with David Letterman. The Boston Globe declares that "Jacqueline Schwab is one of the most immediately recognizable pianists in America, although very few people actually know who she is."