1. NSF Astronomy and Astrophysics Postdoctoral Fellow, UC President's Postdoctoral Program Fellow, Department of Physics and Astronomy, University of California, Los Angeles, and Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts.
2. Department of Astronomy and Astrobiology Program, University of Washington, Seattle, Washington.
3. Department of Atmospheric Sciences, University of Washington, Seattle, Washington.