Hubbard began her career in 1934 as an associate professor of Health and Physical Education at the
Hampton Institute in Hampton, Virginia. Following the end of World War II, Hubbard worked and consulted in
public relations with a variety of organizations, including the
Girl Scouts of America, the Tuskegee Institute, and the
United Givers Fund. She joined the State Department in 1963 as a coordinator of women's activities. President
Lyndon B. Johnson appointed Hubbard Deputy Assistant Secretary of State for Public Affairs in 1964, the highest rank attained by a black woman at the time. In this role, Hubbard developed programs to address racial discrimination against Black soldiers during the
Vietnam War. Hubbard retired in 1970 after the onset of
Cushing's disease. == Death ==