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 CO (1) IL (1) MD (2) México/B.C. (1) MI (1) TN (1) Facet State City Facet City Membership Class F (1) JR (1) Facet Membership Class Division Facet Division