Julie Edwards received her Ph.D. from the School of Geography, Development, and Environment and at the Laboratory of Tree-Ring Research. Julie uses tree rings to understand past climate, and to identify and interpret climate extremes. She also uses a wide range of tools, from cellular measurements of tree growth to global climate models to accurately reconstruct past climates. Julie holds a B.A. in Geography/Environmental Studies from UCLA and a M.A. in Geography from the University of Arizona. Julie was also a mapping technician at an international aid and development nonprofit, and a research assistant at both UCLA and California State University, Northridge. Find out more here.