In 2012, Madden organized the National History Bee Middle School Competition, whose National Championships were filmed in May 2012 for broadcast on History. That same year, he founded the United States Geography Championships, which serves as the qualifying competition for students in the USA who are looking to attend the International Geography Olympiad. At the 2014 International Geography Olympiad, Madden served as head coach for the American team, which included the overall champion, James Mullen of Cupertino, California.
