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 State (-) MD (2) Facet State City Adelphi (1) Alexandria (2) Annapolis (1) Baltimore (19) Boulder (1) Brockport (1) Cambridge (1) Catonsville (1) Central (1) Clemson (1) College Park (8) Columbia (1) Crownsville (2) Derwood (1) Ellicott City (1) Greenbelt (53) Hyattsville (1) La Jolla (1) Lanham (1) Melbourne (1) Middle River (1) Mountain View (1) Pasadena (1) Potomac (2) Rome (1) Scaggsville (1) Severna Park (1) Silver Spring (3) Sykesville (1) Washington (5) (-) Bowie (2) Facet City Membership Class Full Emeritus Member (1) Full Member (1) Facet Membership Class Division (-) HEAD (2) Facet Division Showing 1-2 of 2 results John W Mitchell Full Member Affiliation NASA/GSFC State/Province MD Country United States David Thompson Full Emeritus Member Affiliation NASA's GSFC State/Province MD Country United States