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 Altadena (1) Amherst (1) Andover (1) Ann Arbor (3) Arecibo (1) Atlanta (1) Auburn (1) Austin (1) Baltimore (3) Berkeley (2) Bilbao (1) Bothell (1) Boulder (1) Calgary (1) Cambridge (1) Charlottesville (1) Chicago (1) Chino Hills (1) Clarksville (1) Clemson (1) College Park (1) Columbus (1) Corvallis (1) Crestwood (1) Denver (1) East Lansing (1) Elkton (1) Erie (1) Flagstaff (1) Goleta (1) Grafton (1) Grand Forks (1) Greenwich (1) Groningen (1) Hanover (1) Hebron (1) Henderson (1) Houston (1) Indiana (1) Indianapolis (1) Irvington (1) Kirtland Afb (1) La Canada (1) La Canada Flintridge (1) Laurel (4) Lenexa (1) Lincoln (1) Los Angeles (4) Lowell (1) Lynden (1) Meudon (1) Moffett Field (1) Mountain View (4) Newark (1) Orting (1) Pasadena (3) Pasto, Narino (1) Pittsburgh (1) Princeton (1) Redmond (1) Richmond (1) Rockledge (1) Salt Lake City (1) San Francisco (1) San Jose (2) San Ramon (1) Santa Fe (1) Seattle (1) Sherman (1) South Pasadena (1) Springfield (2) Tempe (2) Toronto (1) Tucson (5) Usaf Academy (1) Villiers St Frédéric (1) Washington (1) Whitmore Lake (1) Woodside (1) (-) Carrollton (1) Facet City Membership Class Full Emeritus Member (1) Facet Membership Class Division HAD (1) (-) DPS (1) Facet Division Showing 1-1 of 1 results George Sonneborn Full Emeritus Member Affiliation NASA GSFC State/Province GA Country United States