The University of Kansas has had more teams (70) compete in the National Debate Tournament than any other university. Kansas has won the tournament 5 times (1954, 1970, 1976, 1983, and 2009) and had 12 teams make it to the final four. Kansas trails only <answer>Northwestern</answer> (13), Dartmouth (6), and Harvard (6) for most tournaments won. Kansas also won the 1981–82 Copeland Award.
What school has won the most national debate championships?
Northwestern