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) Supernovae (1) (-) High-Energy Pheno (1) State GA (1) Facet State City Albuquerque (2) Alexandria (1) Asheville (1) Austin (1) Baltimore (3) Bentonville (1) Calgary (1) Cambridge (2) Campbell (1) Charlottesville (1) Chevy Chase (1) Corvallis (1) Delanco (1) Durham (1) Ewing (1) Gilbert (1) Hilo (1) Incline Village (1) Johnson City (1) Lititz (1) Los Alamos (1) Los Angeles (1) Madison (2) Mississippi State Univ. (1) Mount Pleasant (1) Newark (1) North Branford (1) Oxford (1) Palos Verdes Estates (1) Port Orchard (1) Preston (1) San Diego (1) San Ramon (1) Santa Cruz (2) Sendai (1) Sparks (1) Stanford (1) Toledo (1) Tuscaloosa (1) Washington (1) West Dennis (1) West Lafayette (1) Windermere (1) Winthrop (1) (-) Carrollton (1) Facet City Membership Class (-) 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