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 GRBs (1) High-Energy Pheno (1) (-) Supernovae (1) State GA (1) Facet State City Baltimore (1) Beijing (1) Calgary (1) Chadds Ford (1) Charlottesville (1) Columbus (2) Concord (1) Cullowhee (1) Germantown (1) Grand Forks (1) Irvington (1) Kaduna (1) Kalamazoo (1) Lakewood (1) Laramie (1) Los Angeles (1) Middletown (1) New Haven (1) Pasadena (1) Pittsburgh (1) Portland (1) Poughkeepsie (1) Rancho Mirage (1) Salt Lake City (1) San Ramon (1) Seattle (2) Silver Spring (2) Tucson (1) WEST PERTH (1) Woodside (1) Ypsilanti (1) (-) Carrollton (1) Facet City Membership Class E (1) Facet Membership Class Division DPS (1) HEAD (1) LAD (1) (-) HAD (1) Facet Division Showing 1-1 of 1 results George Sonneborn E Affiliation NASA's GSFC State/Province GA Country United States