was fact. Upton Sinclair visited Chicago in November 1904 to do research for the book. Sinclair lived in a neighborhood called Packingtown for seven weeks. While in Packingtown, Sinclair interviewed workers, lawyers, doctors, saloonkeepers, and social workers. The book deals with the greed and ruthless competition that turned America into a brutal country, which Sinclair referred to as a "jungle." also tells how those at the bottom of the economic ladder, who were wage-earners and their families, are at a great disadvantage in the capi ....