She has worked for government and community organizations, as well as teaching at Federal City College and Howard University and consulting.

King was born in Mount Holly, New Jersey, the sixth of eight children, five of whom gained doctoral degrees.

[8][2] She was the first editor of the Association's news journal, Psych Discourse, established the national office in 1979, and led it for a time.

During her presidency of the Association, she liaised with members of Congress (including Shirley Chisholm), in particular pursuing improvements in bias in testing.

[2] In 1988, King served as the project director for the AIDS Information and Education Program created by the Association of Black Psychologists with funding from the Center for Disease Control.

[9] In 1989, she testified before the Human Resources Inter-Governmental Sub-Committee, Committee on Government Operations about the programs accomplishments.

[3][10] She has also belonged to Health Brain Trust of Congress Black Caucus; the Minority Advisory Committee for Alcohol, Drug Abuse, and Mental Health Administration; the NAACP Education Committee; and Regional Addiction Prevention, Inc.[11] In addition to being a counselor she has also worked for an applied behavioral science company, Nichols and Associates.