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 Galaxy Formation & Evolu (1) (-) Active Galactic Nu (1) State (-) IA (1) Facet State City Iowa City (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