National Football League | National Register of Historic Places | National Hockey League | England national football team | National Basketball Association | National Science Foundation | National Geographic | National Trust | National Endowment for the Arts | National Geographic Society | Argentina national football team | National Trust for Places of Historic Interest or Natural Beauty | National Park Service | National League | Advisory Committee on Antarctic Names | Australian National University | National Guard | National Geographic Channel | National Institutes of Health | International Olympic Committee | National Guard of the United States | National Collegiate Athletic Association | Committee of Public Safety | United States National Research Council | National Portrait Gallery | National Academy of Sciences | Indian National Congress | United States men's national soccer team | UK Antarctic Place-Names Committee | National Research Council |
In the past, Harris served on the boards of the Girl Scouts of the USA, Independent Sector, Council on Foundations, National Organization for Women, National Urban League, Save the Children, National Committee Against Discrimination in Housing, and Overseas Development Corporation.