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 Aarhus C (1) Besançon (1) Hilo (1) Kaduna (1) Leuven (1) Meudon (1) Pasto, Narino (1) Tucson (1) Facet City Membership Class Facet Membership Class Division Facet Division