During her final year of high school, she dropped out and began a fifteen-year stint working in a department store.
[2][3] After getting married, Flippin finished high school and went on to earn both a bachelor's and a master's degrees in early childhood education at San Francisco State College.
[2] In 1967, Flippin donated the papers of her father, McCants Stewart, to Howard University.
[4] A former president of Kappa Delta Pi, she was also an active member in the NAACP, San Francisco Consumer Action, and Children's Home Society.
[2] She was the niece of Carlotta Stewart Lai, who was a teacher and educator in Hawaii's public school system for about four decades.