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 Solar System/Planetary Sci (5) Astrobio (4) Interstellar Me (4) Star Formation & Evolu (4) Exopla (3) Active Galactic Nu (2) Astronomy Educa (2) Galactic Structure & Stellar Populat (2) Galaxy Formation & Evolu (2) Clusters of Galaxies/Large-scale Struc (1) Cosmo (1) GRBs (1) High-Energy Pheno (1) Supernovae (1) (-) Heliophy (1) State VA (1) Facet State City A-1220 Vienna (1) Acton (1) Albuquerque (1) Alexandria (1) Arlington (1) Athens (1) Atlanta (2) Auburn (1) Austin (1) Baltimore (4) Berkeley (3) Bethesda (1) Big Bear City (2) Boulder (11) Cambridge (6) Columbus (1) Crestwood (1) Dahlonega (1) Denver (1) Fairfax (2) Flagstaff (2) Fort Myers (1) Freiburg Im Breisgau (1) Fresno (1) Grand Rapids (1) Greenbelt (16) Greensboro (1) Hanover (1) Hawthorn (1) Houston (2) Huntsville (4) Iowa City (1) Kirtland Afb (2) Las Vegas (1) Laurel (4) Lexington (1) Logan (1) Los Alamos (2) Los Angeles (1) Lowell (1) Madison (1) Marriottsville (1) Medford (1) Minneapolis (1) Mohegan Lake (1) Newark (2) New York (1) Oakland (1) Orangeburg (1) Palm Harbor (1) Palo Alto (2) Pasadena (4) Pittsburgh (1) Potomac (1) Pukalani (1) Reno (1) Rohnert Park (1) San Diego (3) San Jose (1) Santa Cruz (1) Shrewsbury (1) South Pasadena (1) Stanford (3) Stansbury Park (1) Staten Island (1) Tempe (1) University (1) University Park (1) Villanova (1) Washington (8) Westfield (1) (-) Springfield (1) Facet City Membership Class (-) Full Member (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results John Cook Full Member Affiliation Naval Research Lab (ret) State/Province VA Country United States