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 Exopla (5) Solar System/Planetary Sci (5) Astrobio (3) Interstellar Me (3) Star Formation & Evolu (2) Cosmo (1) (-) Astronomy Educa (1) State CA (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 (2) Calgary (1) Cambridge (1) Carrollton (1) Charlottesville (1) Chicago (1) Chino Hills (1) Clarksville (1) Clemson (1) College Park (1) Columbus (1) Corvallis (1) Crestwood (1) Denver (1) Eau Claire (1) Elkton (1) Erie (1) Flagstaff (1) Garching Bei Muenchen (1) Goleta (1) Grafton (1) Grand Forks (1) Greenwich (1) Groningen (1) Hanover (1) Hebron (1) Henderson (1) Houston (2) Indiana (1) Indianapolis (1) Irvington (1) Kirtland Afb (1) La Canada (1) La Canada Flintridge (1) Laurel (4) Lenexa (1) Lincoln (1) Lititz (1) Los Angeles (4) Lowell (1) Lynden (1) Merced (1) Meudon (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) Sendai (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) (-) Moffett Field (1) Facet City Membership Class Full Member (1) Facet Membership Class Division (-) DPS (1) Facet Division Showing 1-1 of 1 results Douglas Caldwell Full Member Affiliation SETI Institute State/Province CA Country United States