Original sentence: A deep believer in the progressive themes of efficiency and scientific expertise, Aldrich led a team of experts to study the European national banks.After his trip, he came to believe that Britain, Germany and France had a much superior central banking system.He rebuilt the American financial system along Progressive lines through the institution of a federal income tax amendment and planning the Federal Reserve System
Edited sentence: A deep believer in the progressive themes of efficiency and scientific expertise, Aldrich led a team of experts to study the European national banks, discovering that Britain, Germany and France had a much superior central banking system.He rebuilt the American financial system along Progressive lines to introduce efficiency, by authoring the federal income tax amendment and planning the Federal Reserve System