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) (-) Astronomy Educa (1) State (-) PA (1) Facet State City Carlisle (2) Charles Town (1) Chester (1) Dallas (1) Erie (1) Haverford (1) Huntingdon (1) Indiana (1) Kutztown (1) Lancaster (2) Murrysville (1) Newville (1) Pasadena (1) Piscataway (1) Pittsburgh (4) University Park (1) Villanova (1) West Chester (1) York (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