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 CA (1) MI (8) NV (1) Facet State City Annapolis (1) Baltimore (22) Bethesda (4) Cambridge (1) College Park (14) Columbia (1) Damascus (1) Elkton (1) Ellicott City (1) Gambrills (1) Greenbelt (25) Hanover (1) Houston (1) Lanham (1) Laurel (20) Mountain View (1) Owings (1) Pikesville (1) Rockville (2) Silver Spring (3) Takoma Park (1) Tempe (1) Tucson (1) Villanova (1) Washington (6) Washington Grove (1) Facet City Membership Class Facet Membership Class Division Facet Division