Dr. Yu Gu is an Associate Director of the Joint Institute for Regional Earth System Science and Engineering (JIFRESSE) and an Adjunct Professor of the Department of Atmospheric Sciences, UCLA. Her research interests cover the areas of atmospheric aerosol, radiation, and cloud processes and their interactions, as well as improving their representations in weather and climate models and evaluating their climate effects. Dr. Gu is an Editor of Geophysical Research Letters, and an Associate Editor of Journal of Geophysical Research -Atmospheres and Frontiers in Environmental Science. She has recently been elected as a Fellow of the American Meteorological Society (AMS).