1 Jensen and Giangrande-Brookhaven National Laboratory, Upton, New York; Petersen, Gerlach, and Wolff-NASA Goddard Space Flight Center, Greenbelt, Maryland, and NASA Wallops Flight Facility, Wallops Island, Virginia; Bansemer and A. Heymsfield-National Center for Atmospheric Research, Boulder, Colorado; Bharadwaj-Pacific Northwest National Laboratory, Richland, Washington; Carey-University of Alabama in Huntsville, Huntsville, Alabama; Cecil and Lang-NASA Marshall Space Flight Center, Huntsville, Alabama; Collis-Argonne National Laboratory, Argonne, Illinois; Del Genio-NASA Goddard Institute for Space Studies, New York, New York; Dolan and Rutledge-Colorado State University, Fort Collins, Colorado; G. Heymsfield and Schwaller-NASA Goddard Space Flight Center, Greenbelt, Maryland; Kollias-McGill University, Montreal, Quebec, Canada; Nesbitt-University of Illinois at Urbana-Champaign, Urbana, Illinois; Neumann and Poellot-University of North Dakota, Grand Forks, North Dakota; Tokay-University of Maryland, Baltimore County, Baltimore, and NASA Goddard Space Flight Center, Greenbelt, Maryland; Williams-University of Colorado, Boulder, Boulder, Colorado; Xie-Lawrence Livermore National Laboratory, Livermore, California; Zipser-University of Utah, Salt Lake City, Utah.