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 Facet State City Ann Arbor (2) Auburn Hills (1) Chelsea (1) East Lansing (4) Flint (1) Houghton (1) Marcellus (1) Traverse City (1) Ypsilanti (2) Facet City Membership Class Facet Membership Class Division Facet Division