Kathryn Foster is a senior operations manager for Water Systems at NSF International. Foster has more than a decade of experience overseeing the review and evaluation of products to NSF/ANSI Standards 61, 372 and 50, and is the current voting member for NSF International on the Joint Committee on Drinking Water Additives. Foster holds a bachelor’s degree in microbiology and molecular genetics from Michigan State University, and a master’s degree in cell and developmental biology from The University of Michigan.