When the Atlanta-born Paul Ford first fell in love with the American musical theatre at the age of five, after seeing the movie version of Rodgers & Hammerstein's South Pacific, he never imagined that his future skills as a "piano thumper" would lead him to a career on Broadway playing rehearsals or in the "pit" for such classic Stephen Sondheim musicals as Sunday in the Park with George, Follies in Concert, Into the Woods, Assassins (both off-Broadway...