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 (4) High-Energy Pheno (4) Solar System/Planetary Sci (4) Star Formation & Evolu (4) Supernovae (4) Cosmo (3) Active Galactic Nu (2) Astronomy Educa (2) Exopla (2) Galactic Structure & Stellar Populat (2) Heliophy (2) Interstellar Me (2) Astrobio (1) Galaxy Formation & Evolu (1) (-) Clusters of Galaxies/Large-scale Struc (2) State MD (1) NY (1) Facet State City Albuquerque (1) Alexandria (3) Altadena (1) American Fork (1) Amherst (2) Andover (1) Ann Arbor (1) Arcadia (1) Asheville (1) Ashland (1) Atlanta (1) Austin (1) Baltimore (14) Barcelona (1) Barrington (1) Bédarieux (1) Bellingham (1) Berkeley (3) Bloomington (3) Boston (1) Boulder (4) Brooklyn (1) Broomfield (1) Calgary (1) Cambridge (13) Canton (1) Canyon (1) Cedar Rapids (1) Chapel Hill (1) Charlottesville (2) Chicago (1) Columbia (1) Columbus (2) COLUMBUS (1) Conshohocken (1) Coos Bay (1) Corvallis (1) Crownsville (1) Daly City (1) Daytona Beach (1) Delanco (1) Denver (1) Ellicott City (1) Eugene (1) Ewing (1) Forest Hills (1) Fort Wayne (1) Fuquay Varina (1) Gainesville (1) Garching (1) Garching Bei Muenchen (1) Germantown (1) Gilbert (1) Glendora (1) Golden (1) Grand Forks (1) Grandview (1) Granger (1) Greenbelt (4) Greenwich (1) Grinnell (1) Harrisonburg (1) Herriman (1) Honolulu (2) Houston (2) Huntsville (1) Incline Village (1) Indianapolis (1) Iowa City (1) Irvine (1) Johnson City (1) Kaduna (1) Keaau (1) Key West (1) Kirtland AFB (1) La Jolla (3) Lakewood (1) Lancaster (1) Las Cruces (5) La Serena (1) Las Vegas (2) Lawrence (1) Leiden (2) Lexington (1) Lititz (1) Lockport (1) London (2) Los Alamos (1) Los Angeles (4) Loudonville (1) Louisville (2) Madison (9) Mankato (1) Marriottsville (1) Medford (2) Merced (1) Middle River (1) Minneapolis (2) Missouri City (1) Mountain View (2) Mt Prospect (1) Muncie (1) Murrysville (1) Nagoya (1) Nashville (3) New Haven (7) New Market (1) New York (1) Northport (1) Northridge (1) Notre Dame (1) Oakland (1) Omaha (1) Orangeburg (1) Orangevale (1) Ottawa (1) Padova (1) Palo Alto (1) Paris (1) Parkville (1) Pasadena (15) Piscataway (2) Pittsburgh (4) Plattsburgh (1) Pleasanton (1) Portland (1) Preston (1) Princeton (7) Raleigh (1) Reading (1) Redmond (1) Rexburg (1) Richmond (1) Riverside (1) Rochester (2) Rockville (1) Saint Louis (1) Saint Paul (1) Salem (1) Salt Lake City (2) San Diego (1) Sandpoint (1) San Jose (2) San Luis Obispo (1) Santa Cruz (1) Santee (1) San Ysidro (1) Saratoga Springs (1) Schenectady (1) Seal Beach (1) Seattle (2) Sendai (1) Shanghai (1) Socorro (2) South Pasadena (1) Sparks (1) St-Anaclet (1) Stanford (3) Stansbury Park (1) Storrs (1) Swisher (1) Tempe (1) Toledo (1) Toronto (3) Tucson (15) Tuscaloosa (1) University of North Texas (1) Urbana (3) Utrecht (1) Victoria (2) Washington (9) Westfield (1) West Lafayette (1) Weston Creek (1) Windermere (1) Winthrop (1) Woodside (1) Wynnewood (1) Youngstown (1) (-) Silver Spring (1) (-) Yorktown Heights (1) Facet City Membership Class Full Member (2) Facet Membership Class Division Facet Division Showing 1-2 of 2 results David Edelsohn Full Member Affiliation IBM Corp. State/Province NY Country United States Laurence Twigg Full Member Affiliation SSAI State/Province MD Country United States