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 Alexandria (1) Arecibo (1) Aurora (1) Austin (1) Baltimore (2) Beaver Falls (1) Bennett (1) Bethlehem (4) Black Hawk (1) Bloomsburg (1) Blue Bell (1) Boulder (131) Brighton (1) Broomfield (3) Cambridge (3) Carlisle (2) Charles Town (1) Chester (2) Clarion (1) Cochranville (1) Colorado Springs (5) Conshohocken (1) Dallas (1) Denver (10) Durango (1) Easton (2) Eaton (1) Erie (1) Flagstaff (1) Fort Collins (4) Gettysburg (1) Golden (2) GOLDEN (1) Grand Junction (1) Greeley (3) Green Bank (1) Greenbelt (3) Greenwood Village (1) Gunnison (1) Haverford (5) Hazleton (1) Huntingdon (3) Indiana (1) Jenkintown (1) Kittredge (1) Kutztown (3) Lafayette (1) Lakewood (3) Lancaster (4) Lewisburg (2) Lititz (2) Littleton (5) Livermore (1) Longmont (3) Loretto (1) Louisville (2) Lyons (1) Madison (1) Mechanicsburg (1) Moffett Field (1) Mont Alto (1) Mountain View (1) Murrysville (1) Nathrop (1) Nederland (2) Newville (1) New Wilmington (1) New York (1) Niwot (1) Parker (1) Pasadena (1) Perkasie (1) Philadelphia (10) Piscataway (1) Pittsburgh (18) Plattsburgh (1) Reading (1) Rydal (1) Saint Davids (1) Sarver (1) Selinsgrove (1) Slippery Rock (1) State College (5) Staten Island (1) Swarthmore (2) Toronto (1) Tucson (1) University Park (25) Usaf Academy (1) Villanova (15) Washington (4) West Chester (3) Westminster (1) Windsor (1) Wynnewood (1) York (1) Zurich (1) (-) King of Prussia (1) Facet City Membership Class Full Emeritus Member (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results Ronald Held Full Emeritus Member Affiliation State/Province PA Country United States