Her input and organizational skills were instrumental to the Party's ability to reach out and organize for the Black working class.
Katz was introduced to radical political ideas in High School by one of her white English teachers, Eleanor Goldsmith, who was a communist.
Outside of working hours, she would engage in communist party activities, such as handing out leaflets and speaking at open air meetings.
[2] Katz was elected to go to the Soviet Union under an exchange program offering scholarships for travel even though she had been a member of the Communist party for less than a year.
[2] Katz's studies included Marxism-Leninism, history of the Communist Party of the Soviet Union, the National Question, and Imperialism.
[2] Katz career as a lead member of the Needle Trades Industrial Union started after being assigned to a leadership position by the Communist Party.
[2][1] Katz solidified her political position on "white chauvinism" both in and out of the party during her time in the Needle Trades Industrial Union.
[2] Katz served as the editor of The Harlem Liberator,[5] which was an official organ of the League of Struggle for Negro Rights.
Katz organized such actions as the mass sending of over 10,000 letters, along with a 25,000-signature petition to President Truman to pardon Rosa Lee Ingram in this role.