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 Ames (1) Bethesda (1) Boulder (1) Calgary (1) Damascus (1) Hanover (1) La Crescenta (1) Lititz (1) Onsala (1) San Ramon (1) Staten Island (1) Tucson (1) Facet City Membership Class Full Member (2) Facet Membership Class Division Facet Division