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 Astronomy Educa (1) (-) Star Formation & Evolu (1) State (-) PA (1) Facet State City Carlisle (1) Charles Town (1) Chester (1) Green Bank (1) Huntingdon (2) Kutztown (1) Lancaster (1) Lititz (1) Murrysville (1) Piscataway (1) Pittsburgh (2) Reading (1) Toronto (1) University Park (1) Villanova (2) West Chester (1) (-) Saint Davids (1) Facet City Membership Class Full Member (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results David Bradstreet Full Member Affiliation Eastern University State/Province PA Country United States