Valencia is President of the Prince George's County Drug Policy Coalition, Inc., a nonprofit organization that embraces the public heath nature of substance abuse. The organization supports the community and families through its Empowering Future Leaders scholarship program and Real Talk radio show on 99.1 FM with Dr. Alvin and Friends. Aside from that, she has completed projects for the Baltimore Public School System, National Science Foundation, National Congress of Black Women and the National Council of Negro Women. She has taught sociology courses at Howard University and Bowie State University. She has served as a reviewer for various grant programs for the National Science Association. She received her B.A. degree from Virginia State University and M.A. and Ph.D. degrees from Howard University.