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) Kutztown (2) Lititz (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