It’s no secret that U.S. water infrastructure is failing. Flint, Michigan; Newark, New Jersey; and other cities are experiencing serious water crises. Bad news captures headlines, but is there hope on the horizon? In his Knowledge by the Slice lecture, Howard Neukrug, the former Commissioner and CEO of Philadelphia Water, Professor of Practice in Earth and Environmental Science, and Executive Director of The Water Center at Penn, explains the underlying factors that led to these water crises and what can be done to minimize similar problems in the future. He also shares some positive trends in innovation and ingenuity in the water sector.