American Scholastics Competition Network (ASCN) is a high school quizbowl national championship tournament held annually in or near Chicago, Illinois. From 1987-2001, the tournament was held at Lake Forest College, Lake Forest, Illinois. From 2001-2005, the tournament was held at the Chicago-O'Hare International Airport Embassy Suites in Chicago, Illinois. ASCN is a non-profit organization based in Sioux City, Iowa. The tournament has been held annually since 1987, until 2006, when the tournament was unexpectedly canceled.

Champions Year-by-Year

1987 -- Carolina High School, Greenville, South Carolina
1988 -- Savannah High School, Savannah, Missouri
1989 -- Georgetown Day School, Washington, DC
1990 -- Eisenhower High School, Shelby Township, Michigan
1991 -- Seaholm High School, Birmingham, Michigan
1992 -- Central High School, Tuscaloosa, Alabama
1993 -- Northside High School, Fort Smith, Arkansas
1994 -- James Island High School, Charleston, South Carolina
1995 -- Edmond Memorial High School, Edmond, Oklahoma
1996 -- Edmond Memorial High School, Edmond, Oklahoma
1997 -- Walter Johnson High School, Bethesda, Maryland
1998 -- James Island High School, Charleston, South Carolina
1999 -- James Island High School, Charleston, South Carolina
2000 -- Eisenhower High School, Shelby Township, Michigan
2001 -- Northside High School, Fort Smith, Arkansas
2002 -- Irmo High School, Columbia, South Carolina
2003 -- Paul M. Dorman High School, Roebuck, South Carolina
2004 -- Paul M. Dorman High School, Roebuck, South Carolina
2005 -- Paul M. Dorman High School, Roebuck, South Carolina