Affiliation history for 0000-0001-9632-447X

The table below gives the affiliation history of the author based on the affiliations assigned to the author's articles.

Start	End	Country	Affiliation
1997	Present	US	NASA Goddard
1994	1994	US	University of Colorado Boulder
1992	1993	US	Colorado Univ., Boulder
1992	1992	US	Colorado, University, Boulder