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 High-Energy Pheno (1) Supernovae (1) (-) GRBs (1) State GA (1) Facet State City Acton (1) Alexandria (1) Allendale (1) Altadena (1) Amado (1) Ames (1) Ann Arbor (4) Asheville (1) Athens (1) Auburn (1) Auckland Park (1) Austin (2) Baltimore (3) Basel (1) Beijing (3) Berkeley (7) Bloomington (1) Boston (1) Bothell (1) Boulder (1) Brunswick (1) Calgary (1) Cambridge (16) Catonsville (1) Cerdanyola Del Valles (1) Charlottesville (1) Chicago (2) Clemson (1) College Park (2) College Station (1) Columbus (3) Corvallis (2) Crawley (1) Crownsville (1) Daejeon (1) Derwood (1) Durham (1) East Lansing (2) Edmonton (1) Eugene (2) Evanston (1) Ewing (1) Garching (1) Grand Forks (1) Greenbelt (9) Greenwich (1) Hanover (3) Haverford (1) Hong Kong (1) Houston (1) Hsinchu City (1) Huntingdon (1) Huntsville (4) Hyattsville (1) Indianapolis (1) Iowa City (2) Irvington (1) Ithaca (1) Knoxville (1) La Jolla (1) Las Vegas (1) Livermore (1) Los Alamos (2) Los Angeles (3) Lowell (1) Lubbock (2) Lynden (1) Madison (3) Manly (1) Melbourne (2) Mexico City (1) Middletown (1) Mississippi State Univ. (1) Missouri City (1) Mitaka (1) Monash University (1) Morgantown (1) Nashville (2) Newark (2) New Haven (2) New York (3) North Dartmouth (1) Orangevale (1) Orlando (1) Orting (1) Oxford (2) Pasadena (9) Pittsburgh (2) Pleasanton (1) Pomona (1) Prescott (1) Princeton (4) Reading (1) Rochester (1) Rohnert Park (1) Roma (1) Rome (1) Saint Louis (2) Salt Lake City (3) San Antonio (1) San Diego (1) San Ramon (1) Santa Cruz (2) Santa Fe (1) Seattle (1) Silver Spring (2) Socorro (1) South Pasadena (1) St. Louis (2) Stanford (3) Tempe (3) Toronto (2) Tucson (4) Union City (1) University Park (1) Urbana (2) Usaf Academy (1) Vancouver (1) Villanova (1) Walnut Creek (1) Washington (9) Winnipeg (1) Winthrop (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