David Levinson is a Physical Scientist in the Climate Monitoring Branch at NOAA's National Climatic Data Center, where he performs research on a variety of topics related to climate extremes and the coastal climate of North America. Before joining NCDC in 2003, Dave worked as a meteorologist for the USDI-Bureau of Land Management in Missoula MT (from 2000-2003), the USDA-ARS Northwest Watershed Research Center in Boise ID (from 1998-2000), and the NOAA/ERL Environmental Technology Laboratory in Boulder CO (from 1991-1998). Dave is a long-standing member of the American Meteorological Society, and is a contributing author to the Intergovernmental Panel on Climate Change's (IPCC) Fourth Assessment Report. For the past two years. Dr. Levinson has been the lead author and editor of the annual "State of the Climate" assessment that is published each year as a special section in the June issue of the Bulletin of the American Meteorological Society. His current research interests include developing coastal climatologies and studying sea-level rise along coastal areas of the U.S., determining trends in regional and global precipitation extremes, and development of climate indices for tropical cyclone activity.