Tonight's first Guest WeatherBrain is a Senior Scientist and Deputy Director of the Mesoscale and Microscale Meteorology (MMM) Laboratory at the National Center for Atmospheric Research in Boulder, Colorado. Rebecca Morss, welcome to WeatherBrains!  Tonight's second Guest WeatherBrain is a research scientist at the National Center for Atmospheric Research (NCAR) in the Mesoscale and Microscale Meteorology (MMM) Lab with the Weather Risks and Decisions in Society (WRaDS) research group. Julie DeMuth, welcome to WeatherBrains!  Tonight's third Guest WeatherBrain is an Associate Professor at Carnegie Mellon University.  He has his Ph.D. in Quanitative Psychology.  Stephen Strader, welcome to WeatherBrains!  Tonight's final Guest WeatherBrain is an Assistant Professor in the Department of Geography and the Environment at Villanova University. His appearances are becoming sort of an annual Spring occurrence. Stephen Broomell, welcome to WeatherBrains!