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 Supernovae (1) (-) GRBs (1) (-) High-Energy Pheno (1) State GA (1) Facet State City Albuquerque (1) Alexandria (2) Ames (1) Amsterdam (1) Anderson (1) Asheville (1) Austin (2) Baltimore (2) Bentonville (1) Bethesda (1) Black Hawk (1) Boulder (1) Calgary (2) Cambridge (2) Campbell (1) Catonsville (1) Charleston (1) Chester (1) Chevy Chase (1) College Park (1) Columbia (1) Columbus (1) Corvallis (1) Damascus (1) Delanco (1) Durham (1) Ellicott City (1) Evanston (1) Ewing (1) Flagstaff (1) FPO (1) Gainesville (1) Geneseo (1) Glasgow (1) Grafton (1) Grand Marais (1) Green Bank (1) Green Valley (2) Hebron (1) Heidelberg (1) Hillsborough (1) Hilo (1) Hirakata (1) Ioannina (1) Iowa City (1) Johnson City (1) La Canada (1) La Crescenta (1) Las Cruces (1) Lititz (1) Littleton (1) Los Alamos (1) Los Angeles (2) Madison (1) Marina (1) Marlton (1) Mississippi State Univ. (1) Mountain View (1) Mount Pleasant (1) Newark (1) Newville (1) Norman (1) North Branford (1) Ottawa (1) Oxford (1) Palo Alto (1) Palos Verdes Estates (1) Pasadena (2) Playa Del Rey (1) Pleasant Hill (1) Port Orchard (1) Rancho Murieta (1) Richmond (1) Rochester (1) Salem (1) Sandia Park (1) San Diego (2) San Jose (1) San Ramon (1) Santa Cruz (2) Santa Fe (1) Scaggsville (1) Seattle (2) Sioux Falls (1) Sparks (1) Stanford (1) Staten Island (1) Tiverton (1) Toledo (1) Tucson (8) Tuscaloosa (1) University Park (1) Victoria (1) Washington (2) West Dennis (1) Whitewater (1) Windermere (1) Winthrop (1) Zurich (1) (-) Carrollton (1) Facet City Membership Class Full Member (1) (-) Full Emeritus Member (1) Facet Membership Class Division DPS (1) HAD (1) Facet Division Showing 1-1 of 1 results George Sonneborn Full Emeritus Member Affiliation NASA GSFC State/Province GA Country United States