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) CO (1) IA (1) NY (1) PA (1) Facet State City Facet City Membership Class E (1) F (5) Full Member (2) GR (1) Graduate Student (1) Facet Membership Class Division Facet Division