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 Astrobio (1) Heliophy (1) (-) Interstellar Me (1) (-) Solar System/Planetary Sci (1) State (-) MD (1) Facet State City Baltimore (1) College Park (3) Silver Spring (1) (-) Greenbelt (1) Facet City Membership Class F (17) Full Member (4) (-) Div Affil - DPS (1) Facet Membership Class Division DPS (1) Facet Division Showing 1-1 of 1 results Edward Sittler Div Affil - DPS Affiliation NASA'S GSFC State/Province MD Country United States