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 Active Galactic Nu (1) (-) Galaxy Formation & Evolu (1) State MD (3) (-) IA (1) Facet State City Ames (1) Cedar Rapids (1) Grinnell (1) Iowa City (2) Swisher (1) (-) State College (1) Facet City Membership Class Full Member (1) Facet Membership Class Division HEAD (1) Facet Division Showing 1-1 of 1 results Wei Yan Full Member Affiliation Wartburg College State/Province IA Country United States