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 (-) PA (1) Facet State City Arecibo (1) Baltimore (1) Bethlehem (3) Bloomsburg (1) Blue Bell (1) Cambridge (1) Carlisle (2) Charles Town (1) Chester (1) Clarion (1) Conshohocken (1) Dallas (1) Easton (1) Erie (1) Gettysburg (1) Green Bank (1) Greenbelt (1) Haverford (3) Hazleton (1) Huntingdon (2) Jenkintown (1) Kutztown (1) Lancaster (4) Lewisburg (2) Loretto (1) Mont Alto (1) Murrysville (1) New Wilmington (1) Pasadena (1) Philadelphia (7) Pittsburgh (14) Reading (1) Saint Davids (1) Selinsgrove (1) Slippery Rock (1) Swarthmore (2) Toronto (1) University Park (19) Villanova (14) Washington (3) West Chester (2) (-) Beaver Falls (1) Facet City Membership Class (-) Full Member (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results John Stein Full Member Affiliation University of Pittsburgh State/Province PA Country United States