Author and advocate Sandra Postel founded and directs the Global Water Policy Project and lectures, writes, and consults on international water issues. She has written several acclaimed books, including Last Oasis: Facing Water Scarcity, published in eight languages and the basis for a 1997 PBS documentary, and Pillar of Sand: Can the Irrigation Miracle Last?, used in courses at more than 130 colleges and universities. She has authored over 100 articles for such publications as Science, Natural History, Foreign Policy, Ecological Applications, Scientific American, and The New York Times. From 2000 to 2008, she served as visiting senior lecturer at Mount Holyoke College and later in the term as director of the college’s Center for the Environment. Sandra is a fellow at Post Carbon Institute and advisor to American Rivers. She was the 1995 Pew Scholar in Conservation and the Environment, was named to the “Scientific American 50” in 2002, and holds two honorary Doctor of Science degrees.