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 Facet State City Baltimore (2) College Park (2) Elkton (1) Villanova (1) Facet City Membership Class Div Affil - DPS (4) Full Emeritus Member (1) Full Member (20) Facet Membership Class Division Facet Division