From Citizendium, the Citizens' Compendium
- Illinois : A state in the midwest of the United States, which became the 21st state in 1818 and now is a major economic and political center, holding the third largest city, Chicago
- Chicago School of Economics : A highly influential school of thought and methodology favoring free-market economics practiced at and disseminated from the University of Chicago after 1950
- Hull House : Chicago settlement house established in September, 1889 by Jane Addams and Ellen Gates Starr in a house on Halstead Street built by Charles Hull.
- Jane Addams : (1860-1935) A pioneer American settlement worker and founder of Hull House.