David Sedlak is the Plato Malozemoff Professor in the Department of Civil & Environmental Engineering at the University of California at Berkeley. He is also the Co-Director of the Berkeley Water Center and Deputy Director of the NSF engineering research center for Reinventing the Nation’s Urban Water Infrastructure (ReNUWIt). He has over 25 years of research experience studying water quality and urban water systems. He has served on the USEPA’s Science Advisory Board for Drinking Water as well as the State of California’s Expert Advisory Panel for Direct Potable Water Reuse. He is a member of the US National Academy of Engineering and recipient of numerous awards including the Paul Busch Award for Innovation in Applied Water Quality Research and the Clarke Prize for Excellence in Water Research. Sedlak is the author of Water 4.0: The Past, Present and Future of the World’s Most Vital Resource and serves as editor-in-chief of the ACS journal, Environmental Science & Technology.