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 Star Formation & Evolu (1) State Facet State City Austin (1) Barrington (1) Chicago (1) Edwardsville (1) Evanston (3) Urbana (1) Facet City Membership Class Facet Membership Class Division Facet Division