Active in local politics, Moss was elected 26th Ward committeewoman in 1996. Moss is a member of the Missouri Community College Association and is vice president-elect of the classified members group. She was a member of the Missouri Federation of Teachers for 16 years, serving as vice president at-large of the executive board and Region E vice president for two years. Moss also held leadership positions with the African American Faculty and Staff Association. A graduate of Summer High School, Moss briefly attended Washington University and studied management and supervisory development at St. Louis Community College-Florissant Valley.
Moss has one son, a stepdaughter and one grandchild.