There's a person called the "Architect of" this structure; he also maintains the Library of Congress building
... in three buildings on Capitol Hill in Washington, D.C. , and also 
maintains the ..... of structure that was explicitly created to commemorate a 
person or event,... [DOC] [TLE] James Madison Memorial Building - Revolvy [PAR] The architect was John George Stewart (1890-1970, Architect of the Capitol.