Louis. Dr. Parker completed her B.S. in the Department of Civil & Environmental Engineering at the University of Illinois in Urbana-Champaign and her M.S. in the Department of Chemical & Environmental Engineering at Yale University. Dr. Parker earned her Ph.D. in Environmental Engineering & Science from Stanford University, where she investigated halogen oxidants in sunlit seawater and drinking water treatment. Prior to beginning her group at WashU, Dr. Parker completed a Marie Curie Postdoctoral Fellowship in the Environmental Chemistry Group at ETH-Zurich.