Organization State Historical Society of Wisconsin

Buffalo and Erie County Historical Society

State University of New York, Buffalo

Iowa Science Center

Butler University

Ohio State University

College of William and Mary

Duke University

Cornell University

Winterthur Museum

Omohundro Institute of Early American History and Culture

Utah State Historical Society (director)

The Church of Jesus Christ of Latter-day Saints

LDS Church Historical Department (supervisor of archives processing)

Utah Board of State History (secretary)

American Historical Association

Organization of American Historians

Massachusetts Historical Society

Colonial Society of Massachusetts

Beta Theta Pi

Phi Beta Kappa

Phi Kappa Phi

United States Army (1954-1955)

American Historical Association

Organization of American Historians

Society of American Hegelians

Illinois Historical Society

National Archives and Records Administration

University of Michigan

Washburn University

Texas A&M University

Kansas State Historical Society

Dwight D. Eisenhower Presidential Library

Gerald Ford Presidential Library

George Bush Presidential Library

Woodrow Wilson Presidential Library Foundation

Don W. Wilson and Associates

Frank Lloyd Wright Foundation (President & CEO)

Colby-Sawyer College (President)

University of Vermont

Vermont History (editor)

Vermont Life Magazine (senior editor)