While working for Zeit he exposed financial improprieties involving Lucy Lang, the Forward and the United Hebrew Trades.
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While a small and short-lived group, it nevertheless played an important role in the 1921 creation of the Workers Party of America, and included many individuals who would have prominent careers in radical and labor movements such as Moissaye Olgin, J. Louis Engdahl, Alexander Trachtenberg, William F. Kruse, and Melech Epstein.