Ali Behrangi earned his PhD in Civil Engineering/Hydrology in 2009 from the University of California-Irvine. Dr Behrangi's research expertise is in Remote sensing of precipitation and cloud, high latitude and mountainous rain and snow retrievals and analysis, weather and climatic extremes (drought, flood, fire, tropical storms) and societal interactions, global water and energy budget analysis, hydrologic/watershed modeling and optimization, developing high resolution precipitation products, representation of precipitation in climate models, and evaluation of precipitation products using ground validation data.