Co-founding officer of the Coalition of Labor Union Women and president of the United Public Workers Local 246. General manager for GM at Service Employees International Union (SEIU) Local 434.
Trade union leader and international representative for the International Alliance of Theatrical Stage Employees (IATSE). President of the Motion Picture Alliance for the Preservation of American Ideals and vice-chairman of the Council Against Communist Aggression.
U.S. senator from 1943 to 1955 and 38th district California State Assembly member from 1936 to 1942. Head of the California Senate Factfinding Subcommittee on Un-American Activities ("Tenney Committee") and leader of anti-communist investigations.