"The key lesson of Marbury vs. Madison is: Don't give important documents to your brother." --Ernest A. Young, University of Texas at Austin Check out this preview of The Supreme Court airing on PBS January 31, 2007 (check local listings). Episode 1: One Nation Under Law examines the creation of the court and follows it through the brink of the Civil War, paying particular attention to the fourth chief justice of the Supreme Court -- John Marshall -- and to his successor, Roger Taney. Marshall presided over one of the most famous cases before the court while Taney presided over one of the most infamous. PBS airdate: Wednesday, January 31, 2007 at 9:00 p.m. (check local listings). For more information visit www.pbs.org/supremecourt