Joint Professor, Hydrology and Atmospheric Sciences. Director and Research Professor, Udall Center for Studies in Public Policy. Professor, School of Geography & Development. 1885 Society Distinguished Scholar, The University of Arizona. Director, CAZMEX - Consortium for Arizona-Mexico Arid Environments. Adjunct/Affiliate Professor, School of Natural Resources and the Environment; Arid Lands Resource Sciences; American Indian Studies; Department of Soil, Water & Environmental Science; and Center for Latin American Studies.
Expertise Water-energy-food nexus, infrastructure, water policy; resilience, adaptation, and social-ecological systems; urban-wastewater irrigation, water reuse, agricultural-urban water transfers; transboundary river basins and aquifers; mountain water towes, Andes, Himalayas; Southwest US, Latin America (Mexico, Chile, Argentina, Brazil, Peru), South Asia (India, Nepal)
Education PHD hydrology 1998, Cornell University
Office Environmental and Natural Resources-2 Building (ENR2), Room S421