Jeffrey Reid, US Naval Research Laboratory, United States; Angela Benedetti, European Centre for Medium-Range Weather Forecasts (ECMWF), United States; Peter Colarco, NASA Goddard Space Flight Center, United States; Thomas Eck, USRA, NASA Goddard Space Flight Center, United States; Amanda Gumber, University of Wisconsin, United States; Brent Holben, NASA Goddard Space Flight Center, United States; Robert Holz, University of Wisconsin, United States; Edward Hyer, US Naval Research Laboratory, United States; Willem Marais, University of Wisconsin, United States; Jeff Mcqueen, National Oceanic and Atmospheric Administration (NOAA), United States; Steven Miller, Colorado State University, United States; Min Oo, University of Wisconsin, United States; Juli Rubin, US Naval Research Laboratory, United States; Taichu Tanaka, Japanese Meteorological Agency, Japan; Jun Wang, University of Iowa, United States; Peng Xian, US Naval Research Laboratory, United States; Jianglong Zhang, University of North Dakota, United States