Member Directory The AAS maintains a membership directory to facilitate member interaction and to support the conduct of official Society business. Search directory for: Filter Results By Clear Filters Type of Science Exopla (1) Star Formation & Evolu (1) State AZ (1) OR (1) (-) MD (2) Facet State City Baltimore (8) College Park (1) Colora (1) Columbia (1) Rockville (1) Silver Spring (2) Takoma Park (1) Tracys Landing (1) Washington (4) (-) Greenbelt (2) Facet City Membership Class (-) Full Member (2) Facet Membership Class Division HEAD (50) DPS (20) SPD (18) LAD (6) HAD (2) (-) DDA (2) Facet Division Showing 1-2 of 2 results Gioia Rau Full Member Affiliation NASA/GSFC State/Province MD Country United States David Simpson Full Member Affiliation NASA's GSFC State/Province MD Country United States