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 (2) CT (1) MA (1) MD (2) Facet State City Facet City Membership Class E (1) F (1) Undergrad Student (1) Facet Membership Class Division DPS (3) HEAD (3) DDA (1) Facet Division