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) Solar System/Planetary Sci (1) (-) Exopla (1) State (-) PA (1) Facet State City Bethlehem (1) Blue Bell (1) Cambridge (1) Greenbelt (1) Huntingdon (1) Kutztown (2) Lancaster (1) Lititz (1) Newville (1) Pittsburgh (2) Selinsgrove (1) Swarthmore (1) University Park (4) Washington (1) (-) Erie (1) Facet City Membership Class Full Member (1) Facet Membership Class Division DPS (1) Facet Division Showing 1-1 of 1 results Darren Williams Full Member Affiliation State/Province PA Country United States