Dr. Holly Hartmann is Carpe Diem West’s Director of Climate Science Applications. Previously she was Director of the Arid Lands Information Center at the University of Arizona (UA). She is a co-investigator within the Climate Assessment for the Southwest (CLIMAS) and leads the scenario development team within the UA Science and Technology Center for the Sustainability of Semi-Arid Hydrology and Riparian Areas (SAHRA). Holly is a national leader in research related to the development of decision support tools for climate, water, and other resource management applications, especially linking research with the needs of decision makers and moving research into agency operations. Current research projects include quantitative verification of climate and hydrologic forecasts; improving communication of probabilistic forecasts and uncertainty; incorporating complex integrated models and climate change within a scenario planning framework; and decision support tool development. Holly has been a Carpe Diem West core team member since 2008. Holly is an instrumental part of Carpe Diem West.