1. National Academies/National Research Council (NRC) Fellowship Participant at National Exposure Research Laboratory; U.S. Environmental Protection Agency; Durham NC USA
2. Now at Department of Atmospheric and Oceanic Science/Cooperative Institute for Climate and Satellites-Maryland; University of Maryland; College Park MD USA
3. ARL/NOAA Affiliate
4. National Exposure Research Laboratory; U.S. Environmental Protection Agency; Durham NC USA