Washington, D.C. | Major League Baseball | National Football League | Washington | George Washington | National Hockey League | Washington (U.S. state) | UEFA Champions League | University of Washington | The Washington Post | Premier League | Washington Redskins | Australian Football League | rugby league | Washington D.C. | Major League Soccer | National League | League of Nations | UEFA Europa League | American League | Canadian Football League | Arena Football League | the Football League | American Hockey League | George Washington University | Washington Senators | Bulgarian Hockey League | Football League First Division | Washington Irving | Spokane, Washington |
Dr. Knapp serves on the boards of directors of the Economic Club of Washington; the Greater Washington Urban League; the World Affairs Council; and the National Symphony Orchestra and the boards of trustees of the Washington National Cathedral Foundation and Al Akhawayn University in Ifrane, Morocco.