Dr. Ian Chang obtained his B.S. in Meteorology and M.S. in Geography from Northern Illinois University. He received his Ph.D. from the University of Alabama in Huntsville focusing on satellite remote sensing of aerosols and clouds. He is currently a research scientist and a lecturer at the (CL)2EAR group. He specializes in the radiative effects of aerosols and clouds from various satellite sensors and conducts various inter-comparison projects among airborne, satellite, and model data.