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 AZ (1) CA (2) CO (1) MD (2) Facet State City Facet City Membership Class AM (1) F (3) Full Member (2) GR (1) IA (1) Facet Membership Class Division Facet Division